4174430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 8182944

約数和(自身を除く): 4008514

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 197, 326, 394, 815, 985, 1630, 1970, 2119, 2561, 4238, 5122, 10595, 12805, 21190, 25610, 32111, 64222, 160555, 321110, 417443, 834886, 2087215, 4174430]

約数ペア:

[(1, 4174430), (2, 2087215), (5, 834886), (10, 417443), (13, 321110), (26, 160555), (65, 64222), (130, 32111), (163, 25610), (197, 21190), (326, 12805), (394, 10595), (815, 5122), (985, 4238), (1630, 2561), (1970, 2119)]