8045358020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1063}}^1\times {\mathrm{7723}}^1$

素因数の和:8809

約数の個数: 72

約数和(自身を含む): 19674696384

約数和(自身を除く): 11629338364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1063, 2126, 4252, 5315, 7441, 7723, 10630, 14882, 15446, 21260, 29764, 30892, 37205, 38615, 52087, 54061, 74410, 77230, 104174, 108122, 148820, 154460, 208348, 216244, 260435, 270305, 378427, 520870, 540610, 756854, 1041740, 1081220, 1513708, 1892135, 3784270, 7568540, 8209549, 16419098, 32838196, 41047745, 57466843, 82095490, 114933686, 164190980, 229867372, 287334215, 402267901, 574668430, 804535802, 1149336860, 1609071604, 2011339505, 4022679010, 8045358020]

約数ペア:

[(1, 8045358020), (2, 4022679010), (4, 2011339505), (5, 1609071604), (7, 1149336860), (10, 804535802), (14, 574668430), (20, 402267901), (28, 287334215), (35, 229867372), (49, 164190980), (70, 114933686), (98, 82095490), (140, 57466843), (196, 41047745), (245, 32838196), (490, 16419098), (980, 8209549), (1063, 7568540), (2126, 3784270), (4252, 1892135), (5315, 1513708), (7441, 1081220), (7723, 1041740), (10630, 756854), (14882, 540610), (15446, 520870), (21260, 378427), (29764, 270305), (30892, 260435), (37205, 216244), (38615, 208348), (52087, 154460), (54061, 148820), (74410, 108122), (77230, 104174)]