4001620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 9733248

約数和(自身を除く): 5731628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 283, 404, 505, 566, 707, 1010, 1132, 1414, 1415, 1981, 2020, 2828, 2830, 3535, 3962, 5660, 7070, 7924, 9905, 14140, 19810, 28583, 39620, 57166, 114332, 142915, 200081, 285830, 400162, 571660, 800324, 1000405, 2000810, 4001620]

約数ペア:

[(1, 4001620), (2, 2000810), (4, 1000405), (5, 800324), (7, 571660), (10, 400162), (14, 285830), (20, 200081), (28, 142915), (35, 114332), (70, 57166), (101, 39620), (140, 28583), (202, 19810), (283, 14140), (404, 9905), (505, 7924), (566, 7070), (707, 5660), (1010, 3962), (1132, 3535), (1414, 2830), (1415, 2828), (1981, 2020)]