2017246820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{6287}}^1$

素因数の和:6620

約数の個数: 48

約数和(自身を含む): 4322723328

約数和(自身を除く): 2305476508

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 263, 305, 526, 610, 1052, 1220, 1315, 2630, 5260, 6287, 12574, 16043, 25148, 31435, 32086, 62870, 64172, 80215, 125740, 160430, 320860, 383507, 767014, 1534028, 1653481, 1917535, 3306962, 3835070, 6613924, 7670140, 8267405, 16534810, 33069620, 100862341, 201724682, 403449364, 504311705, 1008623410, 2017246820]

約数ペア:

[(1, 2017246820), (2, 1008623410), (4, 504311705), (5, 403449364), (10, 201724682), (20, 100862341), (61, 33069620), (122, 16534810), (244, 8267405), (263, 7670140), (305, 6613924), (526, 3835070), (610, 3306962), (1052, 1917535), (1220, 1653481), (1315, 1534028), (2630, 767014), (5260, 383507), (6287, 320860), (12574, 160430), (16043, 125740), (25148, 80215), (31435, 64172), (32086, 62870)]