2511458860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{41131}}^1$

素因数の和:41254

約数の個数: 48

約数和(自身を含む): 5472859392

約数和(自身を除く): 2961400532

約数列:

[1, 2, 4, 5, 10, 20, 43, 71, 86, 142, 172, 215, 284, 355, 430, 710, 860, 1420, 3053, 6106, 12212, 15265, 30530, 41131, 61060, 82262, 164524, 205655, 411310, 822620, 1768633, 2920301, 3537266, 5840602, 7074532, 8843165, 11681204, 14601505, 17686330, 29203010, 35372660, 58406020, 125572943, 251145886, 502291772, 627864715, 1255729430, 2511458860]

約数ペア:

[(1, 2511458860), (2, 1255729430), (4, 627864715), (5, 502291772), (10, 251145886), (20, 125572943), (43, 58406020), (71, 35372660), (86, 29203010), (142, 17686330), (172, 14601505), (215, 11681204), (284, 8843165), (355, 7074532), (430, 5840602), (710, 3537266), (860, 2920301), (1420, 1768633), (3053, 822620), (6106, 411310), (12212, 205655), (15265, 164524), (30530, 82262), (41131, 61060)]