19355640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1597}}^1$

素因数の和:1712

約数の個数: 64

約数和(自身を含む): 58678560

約数和(自身を除く): 39322920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 1597, 2020, 2424, 3030, 3194, 4040, 4791, 6060, 6388, 7985, 9582, 12120, 12776, 15970, 19164, 23955, 31940, 38328, 47910, 63880, 95820, 161297, 191640, 322594, 483891, 645188, 806485, 967782, 1290376, 1612970, 1935564, 2419455, 3225940, 3871128, 4838910, 6451880, 9677820, 19355640]

約数ペア:

[(1, 19355640), (2, 9677820), (3, 6451880), (4, 4838910), (5, 3871128), (6, 3225940), (8, 2419455), (10, 1935564), (12, 1612970), (15, 1290376), (20, 967782), (24, 806485), (30, 645188), (40, 483891), (60, 322594), (101, 191640), (120, 161297), (202, 95820), (303, 63880), (404, 47910), (505, 38328), (606, 31940), (808, 23955), (1010, 19164), (1212, 15970), (1515, 12776), (1597, 12120), (2020, 9582), (2424, 7985), (3030, 6388), (3194, 6060), (4040, 4791)]