8891220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11399}}^1$

素因数の和:11424

約数の個数: 48

約数和(自身を含む): 26812800

約数和(自身を除く): 17921580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 11399, 22798, 34197, 45596, 56995, 68394, 113990, 136788, 148187, 170985, 227980, 296374, 341970, 444561, 592748, 683940, 740935, 889122, 1481870, 1778244, 2222805, 2963740, 4445610, 8891220]

約数ペア:

[(1, 8891220), (2, 4445610), (3, 2963740), (4, 2222805), (5, 1778244), (6, 1481870), (10, 889122), (12, 740935), (13, 683940), (15, 592748), (20, 444561), (26, 341970), (30, 296374), (39, 227980), (52, 170985), (60, 148187), (65, 136788), (78, 113990), (130, 68394), (156, 56995), (195, 45596), (260, 34197), (390, 22798), (780, 11399)]