42865620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{102061}}^1$

素因数の和:102080

約数の個数: 48

約数和(自身を含む): 137171328

約数和(自身を除く): 94305708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 102061, 204122, 306183, 408244, 510305, 612366, 714427, 1020610, 1224732, 1428854, 1530915, 2041220, 2143281, 2857708, 3061830, 3572135, 4286562, 6123660, 7144270, 8573124, 10716405, 14288540, 21432810, 42865620]

約数ペア:

[(1, 42865620), (2, 21432810), (3, 14288540), (4, 10716405), (5, 8573124), (6, 7144270), (7, 6123660), (10, 4286562), (12, 3572135), (14, 3061830), (15, 2857708), (20, 2143281), (21, 2041220), (28, 1530915), (30, 1428854), (35, 1224732), (42, 1020610), (60, 714427), (70, 612366), (84, 510305), (105, 408244), (140, 306183), (210, 204122), (420, 102061)]