2018382860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{55849}}^1$

素因数の和:56010

約数の個数: 48

約数和(自身を含む): 4597572000

約数和(自身を除く): 2579189140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 3614, 7228, 9035, 18070, 36140, 55849, 111698, 223396, 279245, 558490, 726037, 1116980, 1452074, 2904148, 3630185, 7260370, 7763011, 14520740, 15526022, 31052044, 38815055, 77630110, 100919143, 155260220, 201838286, 403676572, 504595715, 1009191430, 2018382860]

約数ペア:

[(1, 2018382860), (2, 1009191430), (4, 504595715), (5, 403676572), (10, 201838286), (13, 155260220), (20, 100919143), (26, 77630110), (52, 38815055), (65, 31052044), (130, 15526022), (139, 14520740), (260, 7763011), (278, 7260370), (556, 3630185), (695, 2904148), (1390, 1452074), (1807, 1116980), (2780, 726037), (3614, 558490), (7228, 279245), (9035, 223396), (18070, 111698), (36140, 55849)]