40106420420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2819}}^1\times {\mathrm{5879}}^1$

素因数の和:8729

約数の個数: 72

約数和(自身を含む): 92624817600

約数和(自身を除く): 52518397180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 2819, 5638, 5879, 11276, 11758, 14095, 23516, 28190, 29395, 31009, 56380, 58790, 62018, 64669, 117580, 124036, 129338, 155045, 258676, 310090, 323345, 341099, 620180, 646690, 682198, 711359, 1293380, 1364396, 1422718, 1705495, 2845436, 3410990, 3556795, 6821980, 7113590, 14227180, 16572901, 33145802, 66291604, 82864505, 165729010, 182301911, 331458020, 364603822, 729207644, 911509555, 1823019110, 2005321021, 3646038220, 4010642042, 8021284084, 10026605105, 20053210210, 40106420420]

約数ペア:

[(1, 40106420420), (2, 20053210210), (4, 10026605105), (5, 8021284084), (10, 4010642042), (11, 3646038220), (20, 2005321021), (22, 1823019110), (44, 911509555), (55, 729207644), (110, 364603822), (121, 331458020), (220, 182301911), (242, 165729010), (484, 82864505), (605, 66291604), (1210, 33145802), (2420, 16572901), (2819, 14227180), (5638, 7113590), (5879, 6821980), (11276, 3556795), (11758, 3410990), (14095, 2845436), (23516, 1705495), (28190, 1422718), (29395, 1364396), (31009, 1293380), (56380, 711359), (58790, 682198), (62018, 646690), (64669, 620180), (117580, 341099), (124036, 323345), (129338, 310090), (155045, 258676)]