1993403540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{13799}}^1$

素因数の和:14072

約数の個数: 48

約数和(自身を含む): 4340044800

約数和(自身を除く): 2346641260

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 233, 310, 466, 620, 932, 1165, 2330, 4660, 7223, 13799, 14446, 27598, 28892, 36115, 55196, 68995, 72230, 137990, 144460, 275980, 427769, 855538, 1711076, 2138845, 3215167, 4277690, 6430334, 8555380, 12860668, 16075835, 32151670, 64303340, 99670177, 199340354, 398680708, 498350885, 996701770, 1993403540]

約数ペア:

[(1, 1993403540), (2, 996701770), (4, 498350885), (5, 398680708), (10, 199340354), (20, 99670177), (31, 64303340), (62, 32151670), (124, 16075835), (155, 12860668), (233, 8555380), (310, 6430334), (466, 4277690), (620, 3215167), (932, 2138845), (1165, 1711076), (2330, 855538), (4660, 427769), (7223, 275980), (13799, 144460), (14446, 137990), (27598, 72230), (28892, 68995), (36115, 55196)]