285294860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{1093}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 620481792

約数和(自身を除く): 335186932

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 421, 620, 842, 1093, 1684, 2105, 2186, 4210, 4372, 5465, 8420, 10930, 13051, 21860, 26102, 33883, 52204, 65255, 67766, 130510, 135532, 169415, 261020, 338830, 460153, 677660, 920306, 1840612, 2300765, 4601530, 9203060, 14264743, 28529486, 57058972, 71323715, 142647430, 285294860]

約数ペア:

[(1, 285294860), (2, 142647430), (4, 71323715), (5, 57058972), (10, 28529486), (20, 14264743), (31, 9203060), (62, 4601530), (124, 2300765), (155, 1840612), (310, 920306), (421, 677660), (620, 460153), (842, 338830), (1093, 261020), (1684, 169415), (2105, 135532), (2186, 130510), (4210, 67766), (4372, 65255), (5465, 52204), (8420, 33883), (10930, 26102), (13051, 21860)]