29430520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1181}}^1$

素因数の和:1288

約数の個数: 64

約数和(自身を含む): 76593600

約数和(自身を除く): 47163080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1181, 1246, 1780, 2362, 2492, 3115, 3560, 4724, 4984, 5905, 6230, 8267, 9448, 11810, 12460, 16534, 23620, 24920, 33068, 41335, 47240, 66136, 82670, 105109, 165340, 210218, 330680, 420436, 525545, 735763, 840872, 1051090, 1471526, 2102180, 2943052, 3678815, 4204360, 5886104, 7357630, 14715260, 29430520]

約数ペア:

[(1, 29430520), (2, 14715260), (4, 7357630), (5, 5886104), (7, 4204360), (8, 3678815), (10, 2943052), (14, 2102180), (20, 1471526), (28, 1051090), (35, 840872), (40, 735763), (56, 525545), (70, 420436), (89, 330680), (140, 210218), (178, 165340), (280, 105109), (356, 82670), (445, 66136), (623, 47240), (712, 41335), (890, 33068), (1181, 24920), (1246, 23620), (1780, 16534), (2362, 12460), (2492, 11810), (3115, 9448), (3560, 8267), (4724, 6230), (4984, 5905)]