3803980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4639}}^1$

素因数の和:4689

約数の個数: 24

約数和(自身を含む): 8184960

約数和(自身を除く): 4380980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 4639, 9278, 18556, 23195, 46390, 92780, 190199, 380398, 760796, 950995, 1901990, 3803980]

約数ペア:

[(1, 3803980), (2, 1901990), (4, 950995), (5, 760796), (10, 380398), (20, 190199), (41, 92780), (82, 46390), (164, 23195), (205, 18556), (410, 9278), (820, 4639)]