39779220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3923}}^1$

素因数の和:3961

約数の個数: 72

約数和(自身を含む): 120639456

約数和(自身を除く): 80860236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 3923, 5070, 7846, 10140, 11769, 15692, 19615, 23538, 39230, 47076, 50999, 58845, 78460, 101998, 117690, 152997, 203996, 235380, 254995, 305994, 509990, 611988, 662987, 764985, 1019980, 1325974, 1529970, 1988961, 2651948, 3059940, 3314935, 3977922, 6629870, 7955844, 9944805, 13259740, 19889610, 39779220]

約数ペア:

[(1, 39779220), (2, 19889610), (3, 13259740), (4, 9944805), (5, 7955844), (6, 6629870), (10, 3977922), (12, 3314935), (13, 3059940), (15, 2651948), (20, 1988961), (26, 1529970), (30, 1325974), (39, 1019980), (52, 764985), (60, 662987), (65, 611988), (78, 509990), (130, 305994), (156, 254995), (169, 235380), (195, 203996), (260, 152997), (338, 117690), (390, 101998), (507, 78460), (676, 58845), (780, 50999), (845, 47076), (1014, 39230), (1690, 23538), (2028, 19615), (2535, 15692), (3380, 11769), (3923, 10140), (5070, 7846)]