276881560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{238691}}^1$

素因数の和:238731

約数の個数: 32

約数和(自身を含む): 644468400

約数和(自身を除く): 367586840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 238691, 477382, 954764, 1193455, 1909528, 2386910, 4773820, 6922039, 9547640, 13844078, 27688156, 34610195, 55376312, 69220390, 138440780, 276881560]

約数ペア:

[(1, 276881560), (2, 138440780), (4, 69220390), (5, 55376312), (8, 34610195), (10, 27688156), (20, 13844078), (29, 9547640), (40, 6922039), (58, 4773820), (116, 2386910), (145, 1909528), (232, 1193455), (290, 954764), (580, 477382), (1160, 238691)]