210009890

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1\times {\mathrm{521}}^1$

素因数の和:934

約数の個数: 32

約数和(自身を含む): 382567536

約数和(自身を除く): 172557646

約数列:

[1, 2, 5, 10, 173, 233, 346, 466, 521, 865, 1042, 1165, 1730, 2330, 2605, 5210, 40309, 80618, 90133, 121393, 180266, 201545, 242786, 403090, 450665, 606965, 901330, 1213930, 21000989, 42001978, 105004945, 210009890]

約数ペア:

[(1, 210009890), (2, 105004945), (5, 42001978), (10, 21000989), (173, 1213930), (233, 901330), (346, 606965), (466, 450665), (521, 403090), (865, 242786), (1042, 201545), (1165, 180266), (1730, 121393), (2330, 90133), (2605, 80618), (5210, 40309)]