30788560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{593}}^1$

素因数の和:676

約数の個数: 80

約数和(自身を含む): 79548480

約数和(自身を除く): 48759920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 593, 649, 880, 944, 1180, 1186, 1298, 2360, 2372, 2596, 2965, 3245, 4720, 4744, 5192, 5930, 6490, 6523, 9488, 10384, 11860, 12980, 13046, 23720, 25960, 26092, 32615, 34987, 47440, 51920, 52184, 65230, 69974, 104368, 130460, 139948, 174935, 260920, 279896, 349870, 384857, 521840, 559792, 699740, 769714, 1399480, 1539428, 1924285, 2798960, 3078856, 3848570, 6157712, 7697140, 15394280, 30788560]

約数ペア:

[(1, 30788560), (2, 15394280), (4, 7697140), (5, 6157712), (8, 3848570), (10, 3078856), (11, 2798960), (16, 1924285), (20, 1539428), (22, 1399480), (40, 769714), (44, 699740), (55, 559792), (59, 521840), (80, 384857), (88, 349870), (110, 279896), (118, 260920), (176, 174935), (220, 139948), (236, 130460), (295, 104368), (440, 69974), (472, 65230), (590, 52184), (593, 51920), (649, 47440), (880, 34987), (944, 32615), (1180, 26092), (1186, 25960), (1298, 23720), (2360, 13046), (2372, 12980), (2596, 11860), (2965, 10384), (3245, 9488), (4720, 6523), (4744, 6490), (5192, 5930)]