47487580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{787}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 114379776

約数和(自身を除く): 66892196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 431, 787, 862, 1574, 1724, 2155, 3017, 3148, 3935, 4310, 5509, 6034, 7870, 8620, 11018, 12068, 15085, 15740, 22036, 27545, 30170, 55090, 60340, 110180, 339197, 678394, 1356788, 1695985, 2374379, 3391970, 4748758, 6783940, 9497516, 11871895, 23743790, 47487580]

約数ペア:

[(1, 47487580), (2, 23743790), (4, 11871895), (5, 9497516), (7, 6783940), (10, 4748758), (14, 3391970), (20, 2374379), (28, 1695985), (35, 1356788), (70, 678394), (140, 339197), (431, 110180), (787, 60340), (862, 55090), (1574, 30170), (1724, 27545), (2155, 22036), (3017, 15740), (3148, 15085), (3935, 12068), (4310, 11018), (5509, 8620), (6034, 7870)]