15191940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8731}}^1$

素因数の和:8772

約数の個数: 48

約数和(自身を含む): 44009280

約数和(自身を除く): 28817340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 8731, 17462, 26193, 34924, 43655, 52386, 87310, 104772, 130965, 174620, 253199, 261930, 506398, 523860, 759597, 1012796, 1265995, 1519194, 2531990, 3038388, 3797985, 5063980, 7595970, 15191940]

約数ペア:

[(1, 15191940), (2, 7595970), (3, 5063980), (4, 3797985), (5, 3038388), (6, 2531990), (10, 1519194), (12, 1265995), (15, 1012796), (20, 759597), (29, 523860), (30, 506398), (58, 261930), (60, 253199), (87, 174620), (116, 130965), (145, 104772), (174, 87310), (290, 52386), (348, 43655), (435, 34924), (580, 26193), (870, 17462), (1740, 8731)]