1566994220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{374879}}^1$

素因数の和:374918

約数の個数: 48

約数和(自身を含む): 3778790400

約数和(自身を除く): 2211796180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 374879, 749758, 1499516, 1874395, 3748790, 4123669, 7122701, 7497580, 8247338, 14245402, 16494676, 20618345, 28490804, 35613505, 41236690, 71227010, 78349711, 82473380, 142454020, 156699422, 313398844, 391748555, 783497110, 1566994220]

約数ペア:

[(1, 1566994220), (2, 783497110), (4, 391748555), (5, 313398844), (10, 156699422), (11, 142454020), (19, 82473380), (20, 78349711), (22, 71227010), (38, 41236690), (44, 35613505), (55, 28490804), (76, 20618345), (95, 16494676), (110, 14245402), (190, 8247338), (209, 7497580), (220, 7122701), (380, 4123669), (418, 3748790), (836, 1874395), (1045, 1499516), (2090, 749758), (4180, 374879)]