20121089170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2347}}^1\times {\mathrm{9421}}^1$

素因数の和:11795

約数の個数: 64

約数和(自身を含む): 44599677696

約数和(自身を除く): 24478588526

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 2347, 4694, 9421, 11735, 16429, 18842, 23470, 30511, 32858, 47105, 61022, 65947, 82145, 94210, 122473, 131894, 152555, 164290, 213577, 244946, 305110, 329735, 427154, 612365, 659470, 857311, 1067885, 1224730, 1714622, 2135770, 4286555, 8573110, 22111087, 44222174, 110555435, 154777609, 221110870, 287444131, 309555218, 574888262, 773888045, 1437220655, 1547776090, 2012108917, 2874441310, 4024217834, 10060544585, 20121089170]

約数ペア:

[(1, 20121089170), (2, 10060544585), (5, 4024217834), (7, 2874441310), (10, 2012108917), (13, 1547776090), (14, 1437220655), (26, 773888045), (35, 574888262), (65, 309555218), (70, 287444131), (91, 221110870), (130, 154777609), (182, 110555435), (455, 44222174), (910, 22111087), (2347, 8573110), (4694, 4286555), (9421, 2135770), (11735, 1714622), (16429, 1224730), (18842, 1067885), (23470, 857311), (30511, 659470), (32858, 612365), (47105, 427154), (61022, 329735), (65947, 305110), (82145, 244946), (94210, 213577), (122473, 164290), (131894, 152555)]