30884560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 82887552

約数和(自身を除く): 52002992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 421, 524, 560, 655, 842, 917, 1048, 1310, 1684, 1834, 2096, 2105, 2620, 2947, 3368, 3668, 4210, 4585, 5240, 5894, 6736, 7336, 8420, 9170, 10480, 11788, 14672, 14735, 16840, 18340, 23576, 29470, 33680, 36680, 47152, 55151, 58940, 73360, 110302, 117880, 220604, 235760, 275755, 386057, 441208, 551510, 772114, 882416, 1103020, 1544228, 1930285, 2206040, 3088456, 3860570, 4412080, 6176912, 7721140, 15442280, 30884560]

約数ペア:

[(1, 30884560), (2, 15442280), (4, 7721140), (5, 6176912), (7, 4412080), (8, 3860570), (10, 3088456), (14, 2206040), (16, 1930285), (20, 1544228), (28, 1103020), (35, 882416), (40, 772114), (56, 551510), (70, 441208), (80, 386057), (112, 275755), (131, 235760), (140, 220604), (262, 117880), (280, 110302), (421, 73360), (524, 58940), (560, 55151), (655, 47152), (842, 36680), (917, 33680), (1048, 29470), (1310, 23576), (1684, 18340), (1834, 16840), (2096, 14735), (2105, 14672), (2620, 11788), (2947, 10480), (3368, 9170), (3668, 8420), (4210, 7336), (4585, 6736), (5240, 5894)]