12907580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13171}}^1$

素因数の和:13194

約数の個数: 36

約数和(自身を含む): 31533768

約数和(自身を除く): 18626188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 13171, 26342, 52684, 65855, 92197, 131710, 184394, 263420, 368788, 460985, 645379, 921970, 1290758, 1843940, 2581516, 3226895, 6453790, 12907580]

約数ペア:

[(1, 12907580), (2, 6453790), (4, 3226895), (5, 2581516), (7, 1843940), (10, 1290758), (14, 921970), (20, 645379), (28, 460985), (35, 368788), (49, 263420), (70, 184394), (98, 131710), (140, 92197), (196, 65855), (245, 52684), (490, 26342), (980, 13171)]