201900920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29867}}^1$

素因数の和:29904

約数の個数: 48

約数和(自身を含む): 491925960

約数和(自身を除く): 290025040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 29867, 59734, 119468, 149335, 238936, 298670, 388271, 597340, 776542, 1194680, 1553084, 1941355, 3106168, 3882710, 5047523, 7765420, 10095046, 15530840, 20190092, 25237615, 40380184, 50475230, 100950460, 201900920]

約数ペア:

[(1, 201900920), (2, 100950460), (4, 50475230), (5, 40380184), (8, 25237615), (10, 20190092), (13, 15530840), (20, 10095046), (26, 7765420), (40, 5047523), (52, 3882710), (65, 3106168), (104, 1941355), (130, 1553084), (169, 1194680), (260, 776542), (338, 597340), (520, 388271), (676, 298670), (845, 238936), (1352, 149335), (1690, 119468), (3380, 59734), (6760, 29867)]