2600390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 5122656

約数和(自身を除く): 2522266

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 241, 415, 482, 830, 1079, 1205, 2158, 2410, 3133, 5395, 6266, 10790, 15665, 20003, 31330, 40006, 100015, 200030, 260039, 520078, 1300195, 2600390]

約数ペア:

[(1, 2600390), (2, 1300195), (5, 520078), (10, 260039), (13, 200030), (26, 100015), (65, 40006), (83, 31330), (130, 20003), (166, 15665), (241, 10790), (415, 6266), (482, 5395), (830, 3133), (1079, 2410), (1205, 2158)]