43907320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 102060000

約数和(自身を除く): 58152680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 139, 149, 212, 265, 278, 298, 424, 530, 556, 596, 695, 745, 1060, 1112, 1192, 1390, 1490, 2120, 2780, 2980, 5560, 5960, 7367, 7897, 14734, 15794, 20711, 29468, 31588, 36835, 39485, 41422, 58936, 63176, 73670, 78970, 82844, 103555, 147340, 157940, 165688, 207110, 294680, 315880, 414220, 828440, 1097683, 2195366, 4390732, 5488415, 8781464, 10976830, 21953660, 43907320]

約数ペア:

[(1, 43907320), (2, 21953660), (4, 10976830), (5, 8781464), (8, 5488415), (10, 4390732), (20, 2195366), (40, 1097683), (53, 828440), (106, 414220), (139, 315880), (149, 294680), (212, 207110), (265, 165688), (278, 157940), (298, 147340), (424, 103555), (530, 82844), (556, 78970), (596, 73670), (695, 63176), (745, 58936), (1060, 41422), (1112, 39485), (1192, 36835), (1390, 31588), (1490, 29468), (2120, 20711), (2780, 15794), (2980, 14734), (5560, 7897), (5960, 7367)]