20003130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31751}}^1$

素因数の和:31771

約数の個数: 48

約数和(自身を含む): 59439744

約数和(自身を除く): 39436614

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31751, 63502, 95253, 158755, 190506, 222257, 285759, 317510, 444514, 476265, 571518, 666771, 952530, 1111285, 1333542, 1428795, 2000313, 2222570, 2857590, 3333855, 4000626, 6667710, 10001565, 20003130]

約数ペア:

[(1, 20003130), (2, 10001565), (3, 6667710), (5, 4000626), (6, 3333855), (7, 2857590), (9, 2222570), (10, 2000313), (14, 1428795), (15, 1333542), (18, 1111285), (21, 952530), (30, 666771), (35, 571518), (42, 476265), (45, 444514), (63, 317510), (70, 285759), (90, 222257), (105, 190506), (126, 158755), (210, 95253), (315, 63502), (630, 31751)]