166362440

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{6719}}^1$

素因数の和:7349

約数の個数: 32

約数和(自身を含む): 374976000

約数和(自身を除く): 208613560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 2476, 3095, 4952, 6190, 6719, 12380, 13438, 24760, 26876, 33595, 53752, 67190, 134380, 268760, 4159061, 8318122, 16636244, 20795305, 33272488, 41590610, 83181220, 166362440]

約数ペア:

[(1, 166362440), (2, 83181220), (4, 41590610), (5, 33272488), (8, 20795305), (10, 16636244), (20, 8318122), (40, 4159061), (619, 268760), (1238, 134380), (2476, 67190), (3095, 53752), (4952, 33595), (6190, 26876), (6719, 24760), (12380, 13438)]