2010018140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1\times {\mathrm{6971}}^1$

素因数の和:8102

約数の個数: 48

約数和(自身を含む): 4550484960

約数和(自身を除く): 2540466820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1109, 2218, 4436, 5545, 6971, 11090, 13942, 14417, 22180, 27884, 28834, 34855, 57668, 69710, 72085, 90623, 139420, 144170, 181246, 288340, 362492, 453115, 906230, 1812460, 7730839, 15461678, 30923356, 38654195, 77308390, 100500907, 154616780, 201001814, 402003628, 502504535, 1005009070, 2010018140]

約数ペア:

[(1, 2010018140), (2, 1005009070), (4, 502504535), (5, 402003628), (10, 201001814), (13, 154616780), (20, 100500907), (26, 77308390), (52, 38654195), (65, 30923356), (130, 15461678), (260, 7730839), (1109, 1812460), (2218, 906230), (4436, 453115), (5545, 362492), (6971, 288340), (11090, 181246), (13942, 144170), (14417, 139420), (22180, 90623), (27884, 72085), (28834, 69710), (34855, 57668)]