9869420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 22867488

約数和(自身を除く): 12998068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 397, 452, 565, 794, 1130, 1243, 1588, 1985, 2260, 2486, 3970, 4367, 4972, 6215, 7940, 8734, 12430, 17468, 21835, 24860, 43670, 44861, 87340, 89722, 179444, 224305, 448610, 493471, 897220, 986942, 1973884, 2467355, 4934710, 9869420]

約数ペア:

[(1, 9869420), (2, 4934710), (4, 2467355), (5, 1973884), (10, 986942), (11, 897220), (20, 493471), (22, 448610), (44, 224305), (55, 179444), (110, 89722), (113, 87340), (220, 44861), (226, 43670), (397, 24860), (452, 21835), (565, 17468), (794, 12430), (1130, 8734), (1243, 7940), (1588, 6215), (1985, 4972), (2260, 4367), (2486, 3970)]