2651389840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{5783}}^1$

素因数の和:6328

約数の個数: 80

約数和(自身を含む): 6738961536

約数和(自身を除く): 4087571696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 521, 880, 1042, 2084, 2605, 4168, 5210, 5731, 5783, 8336, 10420, 11462, 11566, 20840, 22924, 23132, 28655, 28915, 41680, 45848, 46264, 57310, 57830, 63613, 91696, 92528, 114620, 115660, 127226, 229240, 231320, 254452, 318065, 458480, 462640, 508904, 636130, 1017808, 1272260, 2544520, 3012943, 5089040, 6025886, 12051772, 15064715, 24103544, 30129430, 33142373, 48207088, 60258860, 66284746, 120517720, 132569492, 165711865, 241035440, 265138984, 331423730, 530277968, 662847460, 1325694920, 2651389840]

約数ペア:

[(1, 2651389840), (2, 1325694920), (4, 662847460), (5, 530277968), (8, 331423730), (10, 265138984), (11, 241035440), (16, 165711865), (20, 132569492), (22, 120517720), (40, 66284746), (44, 60258860), (55, 48207088), (80, 33142373), (88, 30129430), (110, 24103544), (176, 15064715), (220, 12051772), (440, 6025886), (521, 5089040), (880, 3012943), (1042, 2544520), (2084, 1272260), (2605, 1017808), (4168, 636130), (5210, 508904), (5731, 462640), (5783, 458480), (8336, 318065), (10420, 254452), (11462, 231320), (11566, 229240), (20840, 127226), (22924, 115660), (23132, 114620), (28655, 92528), (28915, 91696), (41680, 63613), (45848, 57830), (46264, 57310)]