29426980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{739}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 67878720

約数和(自身を除く): 38451740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 724, 739, 905, 1478, 1810, 1991, 2956, 3620, 3695, 3982, 7390, 7964, 8129, 9955, 14780, 16258, 19910, 32516, 39820, 40645, 81290, 133759, 162580, 267518, 535036, 668795, 1337590, 1471349, 2675180, 2942698, 5885396, 7356745, 14713490, 29426980]

約数ペア:

[(1, 29426980), (2, 14713490), (4, 7356745), (5, 5885396), (10, 2942698), (11, 2675180), (20, 1471349), (22, 1337590), (44, 668795), (55, 535036), (110, 267518), (181, 162580), (220, 133759), (362, 81290), (724, 40645), (739, 39820), (905, 32516), (1478, 19910), (1810, 16258), (1991, 14780), (2956, 9955), (3620, 8129), (3695, 7964), (3982, 7390)]