20093896370

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1\times {\mathrm{587}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 37303773696

約数和(自身を除く): 17209877326

約数列:

[1, 2, 5, 10, 47, 94, 173, 235, 346, 421, 470, 587, 842, 865, 1174, 1730, 2105, 2935, 4210, 5870, 8131, 16262, 19787, 27589, 39574, 40655, 55178, 72833, 81310, 98935, 101551, 137945, 145666, 197870, 203102, 247127, 275890, 364165, 494254, 507755, 728330, 1015510, 1235635, 2471270, 3423151, 4772897, 6846302, 9545794, 11614969, 17115755, 23229938, 23864485, 34231510, 42752971, 47728970, 58074845, 85505942, 116149690, 213764855, 427529710, 2009389637, 4018779274, 10046948185, 20093896370]

約数ペア:

[(1, 20093896370), (2, 10046948185), (5, 4018779274), (10, 2009389637), (47, 427529710), (94, 213764855), (173, 116149690), (235, 85505942), (346, 58074845), (421, 47728970), (470, 42752971), (587, 34231510), (842, 23864485), (865, 23229938), (1174, 17115755), (1730, 11614969), (2105, 9545794), (2935, 6846302), (4210, 4772897), (5870, 3423151), (8131, 2471270), (16262, 1235635), (19787, 1015510), (27589, 728330), (39574, 507755), (40655, 494254), (55178, 364165), (72833, 275890), (81310, 247127), (98935, 203102), (101551, 197870), (137945, 145666)]