17814940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6229}}^1$

素因数の和:6262

約数の個数: 48

約数和(自身を含む): 43958880

約数和(自身を除く): 26143940

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 6229, 12458, 24916, 31145, 62290, 68519, 80977, 124580, 137038, 161954, 274076, 323908, 342595, 404885, 685190, 809770, 890747, 1370380, 1619540, 1781494, 3562988, 4453735, 8907470, 17814940]

約数ペア:

[(1, 17814940), (2, 8907470), (4, 4453735), (5, 3562988), (10, 1781494), (11, 1619540), (13, 1370380), (20, 890747), (22, 809770), (26, 685190), (44, 404885), (52, 342595), (55, 323908), (65, 274076), (110, 161954), (130, 137038), (143, 124580), (220, 80977), (260, 68519), (286, 62290), (572, 31145), (715, 24916), (1430, 12458), (2860, 6229)]