419198330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{8389}}^1$

素因数の和:8678

約数の個数: 32

約数和(自身を含む): 797385600

約数和(自身を除く): 378187270

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 263, 526, 1315, 2630, 4997, 8389, 9994, 16778, 24985, 41945, 49970, 83890, 159391, 318782, 796955, 1593910, 2206307, 4412614, 11031535, 22063070, 41919833, 83839666, 209599165, 419198330]

約数ペア:

[(1, 419198330), (2, 209599165), (5, 83839666), (10, 41919833), (19, 22063070), (38, 11031535), (95, 4412614), (190, 2206307), (263, 1593910), (526, 796955), (1315, 318782), (2630, 159391), (4997, 83890), (8389, 49970), (9994, 41945), (16778, 24985)]