16779620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5867}}^1$

素因数の和:5900

約数の個数: 48

約数和(自身を含む): 41404608

約数和(自身を除く): 24624988

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 5867, 11734, 23468, 29335, 58670, 64537, 76271, 117340, 129074, 152542, 258148, 305084, 322685, 381355, 645370, 762710, 838981, 1290740, 1525420, 1677962, 3355924, 4194905, 8389810, 16779620]

約数ペア:

[(1, 16779620), (2, 8389810), (4, 4194905), (5, 3355924), (10, 1677962), (11, 1525420), (13, 1290740), (20, 838981), (22, 762710), (26, 645370), (44, 381355), (52, 322685), (55, 305084), (65, 258148), (110, 152542), (130, 129074), (143, 117340), (220, 76271), (260, 64537), (286, 58670), (572, 29335), (715, 23468), (1430, 11734), (2860, 5867)]