1976648740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 4722270336

約数和(自身を除く): 2745621596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 73, 110, 121, 134, 146, 167, 220, 242, 268, 292, 334, 335, 365, 484, 605, 668, 670, 730, 737, 803, 835, 1210, 1340, 1460, 1474, 1606, 1670, 1837, 2420, 2948, 3212, 3340, 3674, 3685, 4015, 4891, 7348, 7370, 8030, 8107, 8833, 9185, 9782, 11189, 12191, 14740, 16060, 16214, 17666, 18370, 19564, 20207, 22378, 24382, 24455, 32428, 35332, 36740, 40414, 40535, 44165, 44756, 48764, 48910, 53801, 55945, 60955, 80828, 81070, 88330, 97820, 101035, 107602, 111890, 121910, 123079, 134101, 162140, 176660, 202070, 215204, 223780, 243820, 246158, 268202, 269005, 404140, 492316, 536404, 538010, 591811, 615395, 670505, 816797, 1076020, 1183622, 1230790, 1341010, 1353869, 1475111, 1633594, 2367244, 2461580, 2682020, 2707738, 2950222, 2959055, 3267188, 4083985, 5415476, 5900444, 5918110, 6769345, 7375555, 8167970, 8984767, 11836220, 13538690, 14751110, 16335940, 17969534, 27077380, 29502220, 35939068, 44923835, 89847670, 98832437, 179695340, 197664874, 395329748, 494162185, 988324370, 1976648740]

約数ペア:

[(1, 1976648740), (2, 988324370), (4, 494162185), (5, 395329748), (10, 197664874), (11, 179695340), (20, 98832437), (22, 89847670), (44, 44923835), (55, 35939068), (67, 29502220), (73, 27077380), (110, 17969534), (121, 16335940), (134, 14751110), (146, 13538690), (167, 11836220), (220, 8984767), (242, 8167970), (268, 7375555), (292, 6769345), (334, 5918110), (335, 5900444), (365, 5415476), (484, 4083985), (605, 3267188), (668, 2959055), (670, 2950222), (730, 2707738), (737, 2682020), (803, 2461580), (835, 2367244), (1210, 1633594), (1340, 1475111), (1460, 1353869), (1474, 1341010), (1606, 1230790), (1670, 1183622), (1837, 1076020), (2420, 816797), (2948, 670505), (3212, 615395), (3340, 591811), (3674, 538010), (3685, 536404), (4015, 492316), (4891, 404140), (7348, 269005), (7370, 268202), (8030, 246158), (8107, 243820), (8833, 223780), (9185, 215204), (9782, 202070), (11189, 176660), (12191, 162140), (14740, 134101), (16060, 123079), (16214, 121910), (17666, 111890), (18370, 107602), (19564, 101035), (20207, 97820), (22378, 88330), (24382, 81070), (24455, 80828), (32428, 60955), (35332, 55945), (36740, 53801), (40414, 48910), (40535, 48764), (44165, 44756)]