27987320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1049}}^1$

素因数の和:1112

約数の個数: 64

約数和(自身を含む): 68040000

約数和(自身を除く): 40052680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 460, 580, 667, 920, 1049, 1160, 1334, 2098, 2668, 3335, 4196, 5245, 5336, 6670, 8392, 10490, 13340, 20980, 24127, 26680, 30421, 41960, 48254, 60842, 96508, 120635, 121684, 152105, 193016, 241270, 243368, 304210, 482540, 608420, 699683, 965080, 1216840, 1399366, 2798732, 3498415, 5597464, 6996830, 13993660, 27987320]

約数ペア:

[(1, 27987320), (2, 13993660), (4, 6996830), (5, 5597464), (8, 3498415), (10, 2798732), (20, 1399366), (23, 1216840), (29, 965080), (40, 699683), (46, 608420), (58, 482540), (92, 304210), (115, 243368), (116, 241270), (145, 193016), (184, 152105), (230, 121684), (232, 120635), (290, 96508), (460, 60842), (580, 48254), (667, 41960), (920, 30421), (1049, 26680), (1160, 24127), (1334, 20980), (2098, 13340), (2668, 10490), (3335, 8392), (4196, 6670), (5245, 5336)]