90848240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{162229}}^1$

素因数の和:162249

約数の個数: 40

約数和(自身を含む): 241398240

約数和(自身を除く): 150550000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 162229, 324458, 648916, 811145, 1135603, 1297832, 1622290, 2271206, 2595664, 3244580, 4542412, 5678015, 6489160, 9084824, 11356030, 12978320, 18169648, 22712060, 45424120, 90848240]

約数ペア:

[(1, 90848240), (2, 45424120), (4, 22712060), (5, 18169648), (7, 12978320), (8, 11356030), (10, 9084824), (14, 6489160), (16, 5678015), (20, 4542412), (28, 3244580), (35, 2595664), (40, 2271206), (56, 1622290), (70, 1297832), (80, 1135603), (112, 811145), (140, 648916), (280, 324458), (560, 162229)]