2013143020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{919}}^1\times {\mathrm{15647}}^1$

素因数の和:16582

約数の個数: 48

約数和(自身を含む): 4837109760

約数和(自身を除く): 2823966740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 919, 1838, 3676, 4595, 6433, 9190, 12866, 15647, 18380, 25732, 31294, 32165, 62588, 64330, 78235, 109529, 128660, 156470, 219058, 312940, 438116, 547645, 1095290, 2190580, 14379593, 28759186, 57518372, 71897965, 100657151, 143795930, 201314302, 287591860, 402628604, 503285755, 1006571510, 2013143020]

約数ペア:

[(1, 2013143020), (2, 1006571510), (4, 503285755), (5, 402628604), (7, 287591860), (10, 201314302), (14, 143795930), (20, 100657151), (28, 71897965), (35, 57518372), (70, 28759186), (140, 14379593), (919, 2190580), (1838, 1095290), (3676, 547645), (4595, 438116), (6433, 312940), (9190, 219058), (12866, 156470), (15647, 128660), (18380, 109529), (25732, 78235), (31294, 64330), (32165, 62588)]