16872460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 38932992

約数和(自身を除く): 22060532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 283, 542, 566, 1084, 1132, 1355, 1415, 2710, 2830, 2981, 3113, 5420, 5660, 5962, 6226, 11924, 12452, 14905, 15565, 29810, 31130, 59620, 62260, 76693, 153386, 306772, 383465, 766930, 843623, 1533860, 1687246, 3374492, 4218115, 8436230, 16872460]

約数ペア:

[(1, 16872460), (2, 8436230), (4, 4218115), (5, 3374492), (10, 1687246), (11, 1533860), (20, 843623), (22, 766930), (44, 383465), (55, 306772), (110, 153386), (220, 76693), (271, 62260), (283, 59620), (542, 31130), (566, 29810), (1084, 15565), (1132, 14905), (1355, 12452), (1415, 11924), (2710, 6226), (2830, 5962), (2981, 5660), (3113, 5420)]