15704780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8629}}^1$

素因数の和:8658

約数の個数: 48

約数和(自身を含む): 40595520

約数和(自身を除く): 24890740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8629, 17258, 34516, 43145, 60403, 86290, 112177, 120806, 172580, 224354, 241612, 302015, 448708, 560885, 604030, 785239, 1121770, 1208060, 1570478, 2243540, 3140956, 3926195, 7852390, 15704780]

約数ペア:

[(1, 15704780), (2, 7852390), (4, 3926195), (5, 3140956), (7, 2243540), (10, 1570478), (13, 1208060), (14, 1121770), (20, 785239), (26, 604030), (28, 560885), (35, 448708), (52, 302015), (65, 241612), (70, 224354), (91, 172580), (130, 120806), (140, 112177), (182, 86290), (260, 60403), (364, 43145), (455, 34516), (910, 17258), (1820, 8629)]