16081780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5623}}^1$

素因数の和:5656

約数の個数: 48

約数和(自身を含む): 39682944

約数和(自身を除く): 23601164

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, 5623, 11246, 22492, 28115, 56230, 61853, 73099, 112460, 123706, 146198, 247412, 292396, 309265, 365495, 618530, 730990, 804089, 1237060, 1461980, 1608178, 3216356, 4020445, 8040890, 16081780]

約数ペア:

[(1, 16081780), (2, 8040890), (4, 4020445), (5, 3216356), (10, 1608178), (11, 1461980), (13, 1237060), (20, 804089), (22, 730990), (26, 618530), (44, 365495), (52, 309265), (55, 292396), (65, 247412), (110, 146198), (130, 123706), (143, 112460), (220, 73099), (260, 61853), (286, 56230), (572, 28115), (715, 22492), (1430, 11246), (2860, 5623)]