384518260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{10687}}^1$

素因数の和:10960

約数の個数: 48

約数和(自身を含む): 926521344

約数和(自身を除く): 542003084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 5140, 7196, 8995, 10687, 17990, 21374, 35980, 42748, 53435, 74809, 106870, 149618, 213740, 299236, 374045, 748090, 1496180, 2746559, 5493118, 10986236, 13732795, 19225913, 27465590, 38451826, 54931180, 76903652, 96129565, 192259130, 384518260]

約数ペア:

[(1, 384518260), (2, 192259130), (4, 96129565), (5, 76903652), (7, 54931180), (10, 38451826), (14, 27465590), (20, 19225913), (28, 13732795), (35, 10986236), (70, 5493118), (140, 2746559), (257, 1496180), (514, 748090), (1028, 374045), (1285, 299236), (1799, 213740), (2570, 149618), (3598, 106870), (5140, 74809), (7196, 53435), (8995, 42748), (10687, 35980), (17990, 21374)]