1216840

素因数分解:

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

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 2835000

約数和(自身を除く): 1618160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1049, 1160, 2098, 4196, 5245, 8392, 10490, 20980, 30421, 41960, 60842, 121684, 152105, 243368, 304210, 608420, 1216840]

約数ペア:

[(1, 1216840), (2, 608420), (4, 304210), (5, 243368), (8, 152105), (10, 121684), (20, 60842), (29, 41960), (40, 30421), (58, 20980), (116, 10490), (145, 8392), (232, 5245), (290, 4196), (580, 2098), (1049, 1160)]