8789940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1101

約数の個数: 72

約数和(自身を含む): 27256320

約数和(自身を除く): 18466380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1039, 1410, 1692, 2078, 2115, 2820, 3117, 4156, 4230, 5195, 6234, 8460, 9351, 10390, 12468, 15585, 18702, 20780, 31170, 37404, 46755, 48833, 62340, 93510, 97666, 146499, 187020, 195332, 244165, 292998, 439497, 488330, 585996, 732495, 878994, 976660, 1464990, 1757988, 2197485, 2929980, 4394970, 8789940]

約数ペア:

[(1, 8789940), (2, 4394970), (3, 2929980), (4, 2197485), (5, 1757988), (6, 1464990), (9, 976660), (10, 878994), (12, 732495), (15, 585996), (18, 488330), (20, 439497), (30, 292998), (36, 244165), (45, 195332), (47, 187020), (60, 146499), (90, 97666), (94, 93510), (141, 62340), (180, 48833), (188, 46755), (235, 37404), (282, 31170), (423, 20780), (470, 18702), (564, 15585), (705, 12468), (846, 10390), (940, 9351), (1039, 8460), (1410, 6234), (1692, 5195), (2078, 4230), (2115, 4156), (2820, 3117)]