19755840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1583}}^1$

素因数の和:1616

約数の個数: 112

約数和(自身を含む): 67592448

約数和(自身を除く): 47836608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 1583, 2080, 2496, 3120, 3166, 4160, 4749, 6240, 6332, 7915, 9498, 12480, 12664, 15830, 18996, 20579, 23745, 25328, 31660, 37992, 41158, 47490, 50656, 61737, 63320, 75984, 82316, 94980, 101312, 102895, 123474, 126640, 151968, 164632, 189960, 205790, 246948, 253280, 303936, 308685, 329264, 379920, 411580, 493896, 506560, 617370, 658528, 759840, 823160, 987792, 1234740, 1317056, 1519680, 1646320, 1975584, 2469480, 3292640, 3951168, 4938960, 6585280, 9877920, 19755840]

約数ペア:

[(1, 19755840), (2, 9877920), (3, 6585280), (4, 4938960), (5, 3951168), (6, 3292640), (8, 2469480), (10, 1975584), (12, 1646320), (13, 1519680), (15, 1317056), (16, 1234740), (20, 987792), (24, 823160), (26, 759840), (30, 658528), (32, 617370), (39, 506560), (40, 493896), (48, 411580), (52, 379920), (60, 329264), (64, 308685), (65, 303936), (78, 253280), (80, 246948), (96, 205790), (104, 189960), (120, 164632), (130, 151968), (156, 126640), (160, 123474), (192, 102895), (195, 101312), (208, 94980), (240, 82316), (260, 75984), (312, 63320), (320, 61737), (390, 50656), (416, 47490), (480, 41158), (520, 37992), (624, 31660), (780, 25328), (832, 23745), (960, 20579), (1040, 18996), (1248, 15830), (1560, 12664), (1583, 12480), (2080, 9498), (2496, 7915), (3120, 6332), (3166, 6240), (4160, 4749)]