38403040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:564

約数の個数: 96

約数和(自身を含む): 100548000

約数和(自身を除く): 62144960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 65, 74, 80, 104, 130, 148, 160, 185, 208, 260, 296, 370, 416, 481, 499, 520, 592, 740, 962, 998, 1040, 1184, 1480, 1924, 1996, 2080, 2405, 2495, 2960, 3848, 3992, 4810, 4990, 5920, 6487, 7696, 7984, 9620, 9980, 12974, 15392, 15968, 18463, 19240, 19960, 25948, 32435, 36926, 38480, 39920, 51896, 64870, 73852, 76960, 79840, 92315, 103792, 129740, 147704, 184630, 207584, 240019, 259480, 295408, 369260, 480038, 518960, 590816, 738520, 960076, 1037920, 1200095, 1477040, 1920152, 2400190, 2954080, 3840304, 4800380, 7680608, 9600760, 19201520, 38403040]

約数ペア:

[(1, 38403040), (2, 19201520), (4, 9600760), (5, 7680608), (8, 4800380), (10, 3840304), (13, 2954080), (16, 2400190), (20, 1920152), (26, 1477040), (32, 1200095), (37, 1037920), (40, 960076), (52, 738520), (65, 590816), (74, 518960), (80, 480038), (104, 369260), (130, 295408), (148, 259480), (160, 240019), (185, 207584), (208, 184630), (260, 147704), (296, 129740), (370, 103792), (416, 92315), (481, 79840), (499, 76960), (520, 73852), (592, 64870), (740, 51896), (962, 39920), (998, 38480), (1040, 36926), (1184, 32435), (1480, 25948), (1924, 19960), (1996, 19240), (2080, 18463), (2405, 15968), (2495, 15392), (2960, 12974), (3848, 9980), (3992, 9620), (4810, 7984), (4990, 7696), (5920, 6487)]