1640430892

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1\times {\mathrm{631}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 3072025600

約数和(自身を除く): 1431594708

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 433, 631, 866, 1262, 1501, 1732, 2524, 3002, 6004, 8227, 11989, 16454, 23978, 32908, 34207, 47956, 49849, 68414, 99698, 136828, 199396, 273223, 546446, 649933, 947131, 1092892, 1299866, 1894262, 2599732, 3788524, 5191237, 10382474, 20764948, 21584617, 43169234, 86338468, 410107723, 820215446, 1640430892]

約数ペア:

[(1, 1640430892), (2, 820215446), (4, 410107723), (19, 86338468), (38, 43169234), (76, 21584617), (79, 20764948), (158, 10382474), (316, 5191237), (433, 3788524), (631, 2599732), (866, 1894262), (1262, 1299866), (1501, 1092892), (1732, 947131), (2524, 649933), (3002, 546446), (6004, 273223), (8227, 199396), (11989, 136828), (16454, 99698), (23978, 68414), (32908, 49849), (34207, 47956)]