448661980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{15271}}^1$

素因数の和:15406

約数の個数: 48

約数和(自身を含む): 1023712704

約数和(自身を除く): 575050724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1130, 1469, 2260, 2938, 5876, 7345, 14690, 15271, 29380, 30542, 61084, 76355, 152710, 198523, 305420, 397046, 794092, 992615, 1725623, 1985230, 3451246, 3970460, 6902492, 8628115, 17256230, 22433099, 34512460, 44866198, 89732396, 112165495, 224330990, 448661980]

約数ペア:

[(1, 448661980), (2, 224330990), (4, 112165495), (5, 89732396), (10, 44866198), (13, 34512460), (20, 22433099), (26, 17256230), (52, 8628115), (65, 6902492), (113, 3970460), (130, 3451246), (226, 1985230), (260, 1725623), (452, 992615), (565, 794092), (1130, 397046), (1469, 305420), (2260, 198523), (2938, 152710), (5876, 76355), (7345, 61084), (14690, 30542), (15271, 29380)]