4211420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5102500

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 83, 86, 118, 166, 172, 215, 236, 295, 332, 415, 430, 590, 830, 860, 1180, 1660, 2537, 3569, 4897, 5074, 7138, 9794, 10148, 12685, 14276, 17845, 19588, 24485, 25370, 35690, 48970, 50740, 71380, 97940, 210571, 421142, 842284, 1052855, 2105710, 4211420]

約数ペア:

[(1, 4211420), (2, 2105710), (4, 1052855), (5, 842284), (10, 421142), (20, 210571), (43, 97940), (59, 71380), (83, 50740), (86, 48970), (118, 35690), (166, 25370), (172, 24485), (215, 19588), (236, 17845), (295, 14276), (332, 12685), (415, 10148), (430, 9794), (590, 7138), (830, 5074), (860, 4897), (1180, 3569), (1660, 2537)]