20170973090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{8609}}^1$

素因数の和:8867

約数の個数: 64

約数和(自身を含む): 38742520320

約数和(自身を除く): 18571547230

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 167, 230, 305, 334, 610, 835, 1403, 1670, 2806, 3841, 7015, 7682, 8609, 10187, 14030, 17218, 19205, 20374, 38410, 43045, 50935, 86090, 101870, 198007, 234301, 396014, 468602, 525149, 990035, 1050298, 1171505, 1437703, 1980070, 2343010, 2625745, 2875406, 5251490, 7188515, 12078427, 14377030, 24156854, 33067169, 60392135, 66134338, 87699883, 120784270, 165335845, 175399766, 330671690, 438499415, 876998830, 2017097309, 4034194618, 10085486545, 20170973090]

約数ペア:

[(1, 20170973090), (2, 10085486545), (5, 4034194618), (10, 2017097309), (23, 876998830), (46, 438499415), (61, 330671690), (115, 175399766), (122, 165335845), (167, 120784270), (230, 87699883), (305, 66134338), (334, 60392135), (610, 33067169), (835, 24156854), (1403, 14377030), (1670, 12078427), (2806, 7188515), (3841, 5251490), (7015, 2875406), (7682, 2625745), (8609, 2343010), (10187, 1980070), (14030, 1437703), (17218, 1171505), (19205, 1050298), (20374, 990035), (38410, 525149), (43045, 468602), (50935, 396014), (86090, 234301), (101870, 198007)]