13318980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1597}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 37584960

約数和(自身を除く): 24265980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1597, 1668, 2085, 2780, 3194, 4170, 4791, 6388, 7985, 8340, 9582, 15970, 19164, 23955, 31940, 47910, 95820, 221983, 443966, 665949, 887932, 1109915, 1331898, 2219830, 2663796, 3329745, 4439660, 6659490, 13318980]

約数ペア:

[(1, 13318980), (2, 6659490), (3, 4439660), (4, 3329745), (5, 2663796), (6, 2219830), (10, 1331898), (12, 1109915), (15, 887932), (20, 665949), (30, 443966), (60, 221983), (139, 95820), (278, 47910), (417, 31940), (556, 23955), (695, 19164), (834, 15970), (1390, 9582), (1597, 8340), (1668, 7985), (2085, 6388), (2780, 4791), (3194, 4170)]