195166840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443561}}^1$

素因数の和:443583

約数の個数: 32

約数和(自身を含む): 479046960

約数和(自身を除く): 283880120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 443561, 887122, 1774244, 2217805, 3548488, 4435610, 4879171, 8871220, 9758342, 17742440, 19516684, 24395855, 39033368, 48791710, 97583420, 195166840]

約数ペア:

[(1, 195166840), (2, 97583420), (4, 48791710), (5, 39033368), (8, 24395855), (10, 19516684), (11, 17742440), (20, 9758342), (22, 8871220), (40, 4879171), (44, 4435610), (55, 3548488), (88, 2217805), (110, 1774244), (220, 887122), (440, 443561)]