372110780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1\times {\mathrm{599}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 793800000

約数和(自身を除く): 421689220

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 349, 356, 445, 599, 698, 890, 1198, 1396, 1745, 1780, 2396, 2995, 3490, 5990, 6980, 11980, 31061, 53311, 62122, 106622, 124244, 155305, 209051, 213244, 266555, 310610, 418102, 533110, 621220, 836204, 1045255, 1066220, 2090510, 4181020, 18605539, 37211078, 74422156, 93027695, 186055390, 372110780]

約数ペア:

[(1, 372110780), (2, 186055390), (4, 93027695), (5, 74422156), (10, 37211078), (20, 18605539), (89, 4181020), (178, 2090510), (349, 1066220), (356, 1045255), (445, 836204), (599, 621220), (698, 533110), (890, 418102), (1198, 310610), (1396, 266555), (1745, 213244), (1780, 209051), (2396, 155305), (2995, 124244), (3490, 106622), (5990, 62122), (6980, 53311), (11980, 31061)]