74103920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{787}}^1$

素因数の和:918

約数の個数: 80

約数和(自身を含む): 189952128

約数和(自身を除く): 115848208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 107, 110, 176, 214, 220, 428, 440, 535, 787, 856, 880, 1070, 1177, 1574, 1712, 2140, 2354, 3148, 3935, 4280, 4708, 5885, 6296, 7870, 8560, 8657, 9416, 11770, 12592, 15740, 17314, 18832, 23540, 31480, 34628, 43285, 47080, 62960, 69256, 84209, 86570, 94160, 138512, 168418, 173140, 336836, 346280, 421045, 673672, 692560, 842090, 926299, 1347344, 1684180, 1852598, 3368360, 3705196, 4631495, 6736720, 7410392, 9262990, 14820784, 18525980, 37051960, 74103920]

約数ペア:

[(1, 74103920), (2, 37051960), (4, 18525980), (5, 14820784), (8, 9262990), (10, 7410392), (11, 6736720), (16, 4631495), (20, 3705196), (22, 3368360), (40, 1852598), (44, 1684180), (55, 1347344), (80, 926299), (88, 842090), (107, 692560), (110, 673672), (176, 421045), (214, 346280), (220, 336836), (428, 173140), (440, 168418), (535, 138512), (787, 94160), (856, 86570), (880, 84209), (1070, 69256), (1177, 62960), (1574, 47080), (1712, 43285), (2140, 34628), (2354, 31480), (3148, 23540), (3935, 18832), (4280, 17314), (4708, 15740), (5885, 12592), (6296, 11770), (7870, 9416), (8560, 8657)]