109702840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210967}}^1$

素因数の和:210991

約数の個数: 32

約数和(自身を含む): 265819680

約数和(自身を除く): 156116840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 210967, 421934, 843868, 1054835, 1687736, 2109670, 2742571, 4219340, 5485142, 8438680, 10970284, 13712855, 21940568, 27425710, 54851420, 109702840]

約数ペア:

[(1, 109702840), (2, 54851420), (4, 27425710), (5, 21940568), (8, 13712855), (10, 10970284), (13, 8438680), (20, 5485142), (26, 4219340), (40, 2742571), (52, 2109670), (65, 1687736), (104, 1054835), (130, 843868), (260, 421934), (520, 210967)]