1889360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 5088960

約数和(自身を除く): 3199600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 113, 152, 176, 190, 209, 220, 226, 304, 380, 418, 440, 452, 565, 760, 836, 880, 904, 1045, 1130, 1243, 1520, 1672, 1808, 2090, 2147, 2260, 2486, 3344, 4180, 4294, 4520, 4972, 6215, 8360, 8588, 9040, 9944, 10735, 12430, 16720, 17176, 19888, 21470, 23617, 24860, 34352, 42940, 47234, 49720, 85880, 94468, 99440, 118085, 171760, 188936, 236170, 377872, 472340, 944680, 1889360]

約数ペア:

[(1, 1889360), (2, 944680), (4, 472340), (5, 377872), (8, 236170), (10, 188936), (11, 171760), (16, 118085), (19, 99440), (20, 94468), (22, 85880), (38, 49720), (40, 47234), (44, 42940), (55, 34352), (76, 24860), (80, 23617), (88, 21470), (95, 19888), (110, 17176), (113, 16720), (152, 12430), (176, 10735), (190, 9944), (209, 9040), (220, 8588), (226, 8360), (304, 6215), (380, 4972), (418, 4520), (440, 4294), (452, 4180), (565, 3344), (760, 2486), (836, 2260), (880, 2147), (904, 2090), (1045, 1808), (1130, 1672), (1243, 1520)]