40143512

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{161869}}^1$

素因数の和:161906

約数の個数: 16

約数和(自身を含む): 77697600

約数和(自身を除く): 37554088

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 161869, 323738, 647476, 1294952, 5017939, 10035878, 20071756, 40143512]

約数ペア:

[(1, 40143512), (2, 20071756), (4, 10035878), (8, 5017939), (31, 1294952), (62, 647476), (124, 323738), (248, 161869)]