9883980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1335

約数の個数: 72

約数和(自身を含む): 30702672

約数和(自身を除く): 20818692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1277, 1290, 1548, 1935, 2554, 2580, 3831, 3870, 5108, 6385, 7662, 7740, 11493, 12770, 15324, 19155, 22986, 25540, 38310, 45972, 54911, 57465, 76620, 109822, 114930, 164733, 219644, 229860, 274555, 329466, 494199, 549110, 658932, 823665, 988398, 1098220, 1647330, 1976796, 2470995, 3294660, 4941990, 9883980]

約数ペア:

[(1, 9883980), (2, 4941990), (3, 3294660), (4, 2470995), (5, 1976796), (6, 1647330), (9, 1098220), (10, 988398), (12, 823665), (15, 658932), (18, 549110), (20, 494199), (30, 329466), (36, 274555), (43, 229860), (45, 219644), (60, 164733), (86, 114930), (90, 109822), (129, 76620), (172, 57465), (180, 54911), (215, 45972), (258, 38310), (387, 25540), (430, 22986), (516, 19155), (645, 15324), (774, 12770), (860, 11493), (1277, 7740), (1290, 7662), (1548, 6385), (1935, 5108), (2554, 3870), (2580, 3831)]