16470740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 40951008

約数和(自身を除く): 24480268

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 443, 572, 676, 715, 845, 886, 1430, 1690, 1772, 1859, 2215, 2860, 3380, 3718, 4430, 4873, 5759, 7436, 8860, 9295, 9746, 11518, 18590, 19492, 23036, 24365, 28795, 37180, 48730, 57590, 63349, 74867, 97460, 115180, 126698, 149734, 253396, 299468, 316745, 374335, 633490, 748670, 823537, 1266980, 1497340, 1647074, 3294148, 4117685, 8235370, 16470740]

約数ペア:

[(1, 16470740), (2, 8235370), (4, 4117685), (5, 3294148), (10, 1647074), (11, 1497340), (13, 1266980), (20, 823537), (22, 748670), (26, 633490), (44, 374335), (52, 316745), (55, 299468), (65, 253396), (110, 149734), (130, 126698), (143, 115180), (169, 97460), (220, 74867), (260, 63349), (286, 57590), (338, 48730), (443, 37180), (572, 28795), (676, 24365), (715, 23036), (845, 19492), (886, 18590), (1430, 11518), (1690, 9746), (1772, 9295), (1859, 8860), (2215, 7436), (2860, 5759), (3380, 4873), (3718, 4430)]