40765480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 111041280

約数和(自身を除く): 70275800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 53, 56, 67, 70, 82, 106, 134, 140, 164, 205, 212, 265, 268, 280, 287, 328, 335, 371, 410, 424, 469, 530, 536, 574, 670, 742, 820, 938, 1060, 1148, 1340, 1435, 1484, 1640, 1855, 1876, 2120, 2173, 2296, 2345, 2680, 2747, 2870, 2968, 3551, 3710, 3752, 4346, 4690, 5494, 5740, 7102, 7420, 8692, 9380, 10865, 10988, 11480, 13735, 14204, 14840, 15211, 17384, 17755, 18760, 19229, 21730, 21976, 24857, 27470, 28408, 30422, 35510, 38458, 43460, 49714, 54940, 60844, 71020, 76055, 76916, 86920, 96145, 99428, 109880, 121688, 124285, 142040, 145591, 152110, 153832, 192290, 198856, 248570, 291182, 304220, 384580, 497140, 582364, 608440, 727955, 769160, 994280, 1019137, 1164728, 1455910, 2038274, 2911820, 4076548, 5095685, 5823640, 8153096, 10191370, 20382740, 40765480]

約数ペア:

[(1, 40765480), (2, 20382740), (4, 10191370), (5, 8153096), (7, 5823640), (8, 5095685), (10, 4076548), (14, 2911820), (20, 2038274), (28, 1455910), (35, 1164728), (40, 1019137), (41, 994280), (53, 769160), (56, 727955), (67, 608440), (70, 582364), (82, 497140), (106, 384580), (134, 304220), (140, 291182), (164, 248570), (205, 198856), (212, 192290), (265, 153832), (268, 152110), (280, 145591), (287, 142040), (328, 124285), (335, 121688), (371, 109880), (410, 99428), (424, 96145), (469, 86920), (530, 76916), (536, 76055), (574, 71020), (670, 60844), (742, 54940), (820, 49714), (938, 43460), (1060, 38458), (1148, 35510), (1340, 30422), (1435, 28408), (1484, 27470), (1640, 24857), (1855, 21976), (1876, 21730), (2120, 19229), (2173, 18760), (2296, 17755), (2345, 17384), (2680, 15211), (2747, 14840), (2870, 14204), (2968, 13735), (3551, 11480), (3710, 10988), (3752, 10865), (4346, 9380), (4690, 8692), (5494, 7420), (5740, 7102)]