2153360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2447}}^1$

素因数の和:2471

約数の個数: 40

約数和(自身を含む): 5463936

約数和(自身を除く): 3310576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2447, 4894, 9788, 12235, 19576, 24470, 26917, 39152, 48940, 53834, 97880, 107668, 134585, 195760, 215336, 269170, 430672, 538340, 1076680, 2153360]

約数ペア:

[(1, 2153360), (2, 1076680), (4, 538340), (5, 430672), (8, 269170), (10, 215336), (11, 195760), (16, 134585), (20, 107668), (22, 97880), (40, 53834), (44, 48940), (55, 39152), (80, 26917), (88, 24470), (110, 19576), (176, 12235), (220, 9788), (440, 4894), (880, 2447)]