205403710

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{659}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 376358400

約数和(自身を除く): 170954690

約数列:

[1, 2, 5, 10, 71, 142, 355, 439, 659, 710, 878, 1318, 2195, 3295, 4390, 6590, 31169, 46789, 62338, 93578, 155845, 233945, 289301, 311690, 467890, 578602, 1446505, 2893010, 20540371, 41080742, 102701855, 205403710]

約数ペア:

[(1, 205403710), (2, 102701855), (5, 41080742), (10, 20540371), (71, 2893010), (142, 1446505), (355, 578602), (439, 467890), (659, 311690), (710, 289301), (878, 233945), (1318, 155845), (2195, 93578), (3295, 62338), (4390, 46789), (6590, 31169)]