2479960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 6765120

約数和(自身を除く): 4285160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 521, 595, 680, 952, 1042, 1190, 2084, 2380, 2605, 3647, 4168, 4760, 5210, 7294, 8857, 10420, 14588, 17714, 18235, 20840, 29176, 35428, 36470, 44285, 61999, 70856, 72940, 88570, 123998, 145880, 177140, 247996, 309995, 354280, 495992, 619990, 1239980, 2479960]

約数ペア:

[(1, 2479960), (2, 1239980), (4, 619990), (5, 495992), (7, 354280), (8, 309995), (10, 247996), (14, 177140), (17, 145880), (20, 123998), (28, 88570), (34, 72940), (35, 70856), (40, 61999), (56, 44285), (68, 36470), (70, 35428), (85, 29176), (119, 20840), (136, 18235), (140, 17714), (170, 14588), (238, 10420), (280, 8857), (340, 7294), (476, 5210), (521, 4760), (595, 4168), (680, 3647), (952, 2605), (1042, 2380), (1190, 2084)]