3222020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 7291200

約数和(自身を除く): 4069180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 139, 190, 244, 278, 305, 380, 556, 610, 695, 1159, 1220, 1390, 2318, 2641, 2780, 4636, 5282, 5795, 8479, 10564, 11590, 13205, 16958, 23180, 26410, 33916, 42395, 52820, 84790, 161101, 169580, 322202, 644404, 805505, 1611010, 3222020]

約数ペア:

[(1, 3222020), (2, 1611010), (4, 805505), (5, 644404), (10, 322202), (19, 169580), (20, 161101), (38, 84790), (61, 52820), (76, 42395), (95, 33916), (122, 26410), (139, 23180), (190, 16958), (244, 13205), (278, 11590), (305, 10564), (380, 8479), (556, 5795), (610, 5282), (695, 4636), (1159, 2780), (1220, 2641), (1390, 2318)]