40305590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{310043}}^1$

素因数の和:310063

約数の個数: 16

約数和(自身を含む): 78131088

約数和(自身を除く): 37825498

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 310043, 620086, 1550215, 3100430, 4030559, 8061118, 20152795, 40305590]

約数ペア:

[(1, 40305590), (2, 20152795), (5, 8061118), (10, 4030559), (13, 3100430), (26, 1550215), (65, 620086), (130, 310043)]