38997920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18749}}^1$

素因数の和:18777

約数の個数: 48

約数和(自身を含む): 99225000

約数和(自身を除く): 60227080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 18749, 37498, 74996, 93745, 149992, 187490, 243737, 299984, 374980, 487474, 599968, 749960, 974948, 1218685, 1499920, 1949896, 2437370, 2999840, 3899792, 4874740, 7799584, 9749480, 19498960, 38997920]

約数ペア:

[(1, 38997920), (2, 19498960), (4, 9749480), (5, 7799584), (8, 4874740), (10, 3899792), (13, 2999840), (16, 2437370), (20, 1949896), (26, 1499920), (32, 1218685), (40, 974948), (52, 749960), (65, 599968), (80, 487474), (104, 374980), (130, 299984), (160, 243737), (208, 187490), (260, 149992), (416, 93745), (520, 74996), (1040, 37498), (2080, 18749)]