172040390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{554969}}^1$

素因数の和:555007

約数の個数: 16

約数和(自身を含む): 319662720

約数和(自身を除く): 147622330

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 554969, 1109938, 2774845, 5549690, 17204039, 34408078, 86020195, 172040390]

約数ペア:

[(1, 172040390), (2, 86020195), (5, 34408078), (10, 17204039), (31, 5549690), (62, 2774845), (155, 1109938), (310, 554969)]