20382330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 51020928

約数和(自身を除く): 30638598

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 73, 82, 123, 146, 205, 219, 227, 246, 365, 410, 438, 454, 615, 681, 730, 1095, 1135, 1230, 1362, 2190, 2270, 2993, 3405, 5986, 6810, 8979, 9307, 14965, 16571, 17958, 18614, 27921, 29930, 33142, 44895, 46535, 49713, 55842, 82855, 89790, 93070, 99426, 139605, 165710, 248565, 279210, 497130, 679411, 1358822, 2038233, 3397055, 4076466, 6794110, 10191165, 20382330]

約数ペア:

[(1, 20382330), (2, 10191165), (3, 6794110), (5, 4076466), (6, 3397055), (10, 2038233), (15, 1358822), (30, 679411), (41, 497130), (73, 279210), (82, 248565), (123, 165710), (146, 139605), (205, 99426), (219, 93070), (227, 89790), (246, 82855), (365, 55842), (410, 49713), (438, 46535), (454, 44895), (615, 33142), (681, 29930), (730, 27921), (1095, 18614), (1135, 17958), (1230, 16571), (1362, 14965), (2190, 9307), (2270, 8979), (2993, 6810), (3405, 5986)]