4505090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 8648640

約数和(自身を除く): 4143550

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 181, 190, 262, 362, 655, 905, 1310, 1810, 2489, 3439, 4978, 6878, 12445, 17195, 23711, 24890, 34390, 47422, 118555, 237110, 450509, 901018, 2252545, 4505090]

約数ペア:

[(1, 4505090), (2, 2252545), (5, 901018), (10, 450509), (19, 237110), (38, 118555), (95, 47422), (131, 34390), (181, 24890), (190, 23711), (262, 17195), (362, 12445), (655, 6878), (905, 4978), (1310, 3439), (1810, 2489)]