17671980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{941}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 49692384

約数和(自身を除く): 32020404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 939, 941, 1252, 1565, 1878, 1882, 2823, 3130, 3756, 3764, 4695, 4705, 5646, 6260, 9390, 9410, 11292, 14115, 18780, 18820, 28230, 56460, 294533, 589066, 883599, 1178132, 1472665, 1767198, 2945330, 3534396, 4417995, 5890660, 8835990, 17671980]

約数ペア:

[(1, 17671980), (2, 8835990), (3, 5890660), (4, 4417995), (5, 3534396), (6, 2945330), (10, 1767198), (12, 1472665), (15, 1178132), (20, 883599), (30, 589066), (60, 294533), (313, 56460), (626, 28230), (939, 18820), (941, 18780), (1252, 14115), (1565, 11292), (1878, 9410), (1882, 9390), (2823, 6260), (3130, 5646), (3756, 4705), (3764, 4695)]