390223876

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{1187}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 798336000

約数和(自身を除く): 408112124

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 199, 236, 398, 413, 796, 826, 1187, 1393, 1652, 2374, 2786, 4748, 5572, 8309, 11741, 16618, 23482, 33236, 46964, 70033, 82187, 140066, 164374, 236213, 280132, 328748, 472426, 490231, 944852, 980462, 1653491, 1960924, 3306982, 6613964, 13936567, 27873134, 55746268, 97555969, 195111938, 390223876]

約数ペア:

[(1, 390223876), (2, 195111938), (4, 97555969), (7, 55746268), (14, 27873134), (28, 13936567), (59, 6613964), (118, 3306982), (199, 1960924), (236, 1653491), (398, 980462), (413, 944852), (796, 490231), (826, 472426), (1187, 328748), (1393, 280132), (1652, 236213), (2374, 164374), (2786, 140066), (4748, 82187), (5572, 70033), (8309, 46964), (11741, 33236), (16618, 23482)]