39911080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1487}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 99636480

約数和(自身を除く): 59725400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 1487, 2440, 2684, 2974, 3355, 5368, 5948, 6710, 7435, 11896, 13420, 14870, 16357, 26840, 29740, 32714, 59480, 65428, 81785, 90707, 130856, 163570, 181414, 327140, 362828, 453535, 654280, 725656, 907070, 997777, 1814140, 1995554, 3628280, 3991108, 4988885, 7982216, 9977770, 19955540, 39911080]

約数ペア:

[(1, 39911080), (2, 19955540), (4, 9977770), (5, 7982216), (8, 4988885), (10, 3991108), (11, 3628280), (20, 1995554), (22, 1814140), (40, 997777), (44, 907070), (55, 725656), (61, 654280), (88, 453535), (110, 362828), (122, 327140), (220, 181414), (244, 163570), (305, 130856), (440, 90707), (488, 81785), (610, 65428), (671, 59480), (1220, 32714), (1342, 29740), (1487, 26840), (2440, 16357), (2684, 14870), (2974, 13420), (3355, 11896), (5368, 7435), (5948, 6710)]