4309520

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 10136256

約数和(自身を除く): 5826736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 523, 824, 1030, 1046, 1648, 2060, 2092, 2615, 4120, 4184, 5230, 8240, 8368, 10460, 20920, 41840, 53869, 107738, 215476, 269345, 430952, 538690, 861904, 1077380, 2154760, 4309520]

約数ペア:

[(1, 4309520), (2, 2154760), (4, 1077380), (5, 861904), (8, 538690), (10, 430952), (16, 269345), (20, 215476), (40, 107738), (80, 53869), (103, 41840), (206, 20920), (412, 10460), (515, 8368), (523, 8240), (824, 5230), (1030, 4184), (1046, 4120), (1648, 2615), (2060, 2092)]