20146331560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{234587}}^1$

素因数の和:234730

約数の個数: 64

約数和(自身を含む): 48137457600

約数和(自身を除く): 27991126040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 113, 152, 190, 226, 380, 452, 565, 760, 904, 1130, 2147, 2260, 4294, 4520, 8588, 10735, 17176, 21470, 42940, 85880, 234587, 469174, 938348, 1172935, 1876696, 2345870, 4457153, 4691740, 8914306, 9383480, 17828612, 22285765, 26508331, 35657224, 44571530, 53016662, 89143060, 106033324, 132541655, 178286120, 212066648, 265083310, 503658289, 530166620, 1007316578, 1060333240, 2014633156, 2518291445, 4029266312, 5036582890, 10073165780, 20146331560]

約数ペア:

[(1, 20146331560), (2, 10073165780), (4, 5036582890), (5, 4029266312), (8, 2518291445), (10, 2014633156), (19, 1060333240), (20, 1007316578), (38, 530166620), (40, 503658289), (76, 265083310), (95, 212066648), (113, 178286120), (152, 132541655), (190, 106033324), (226, 89143060), (380, 53016662), (452, 44571530), (565, 35657224), (760, 26508331), (904, 22285765), (1130, 17828612), (2147, 9383480), (2260, 8914306), (4294, 4691740), (4520, 4457153), (8588, 2345870), (10735, 1876696), (17176, 1172935), (21470, 938348), (42940, 469174), (85880, 234587)]