320470568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191669}}^1$

素因数の和:191705

約数の個数: 32

約数和(自身を含む): 690012000

約数和(自身を除く): 369541432

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 191669, 383338, 766676, 1533352, 2108359, 3641711, 4216718, 7283422, 8433436, 14566844, 16866872, 29133688, 40058821, 80117642, 160235284, 320470568]

約数ペア:

[(1, 320470568), (2, 160235284), (4, 80117642), (8, 40058821), (11, 29133688), (19, 16866872), (22, 14566844), (38, 8433436), (44, 7283422), (76, 4216718), (88, 3641711), (152, 2108359), (209, 1533352), (418, 766676), (836, 383338), (1672, 191669)]