290513104

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{10853}}^1$

素因数の和:11107

約数の個数: 40

約数和(自身を含む): 646030080

約数和(自身を除く): 355516976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1673, 1912, 3346, 3824, 6692, 10853, 13384, 21706, 26768, 43412, 75971, 86824, 151942, 173648, 303884, 607768, 1215536, 2593867, 5187734, 10375468, 18157069, 20750936, 36314138, 41501872, 72628276, 145256552, 290513104]

約数ペア:

[(1, 290513104), (2, 145256552), (4, 72628276), (7, 41501872), (8, 36314138), (14, 20750936), (16, 18157069), (28, 10375468), (56, 5187734), (112, 2593867), (239, 1215536), (478, 607768), (956, 303884), (1673, 173648), (1912, 151942), (3346, 86824), (3824, 75971), (6692, 43412), (10853, 26768), (13384, 21706)]