40880512

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{18787}}^1$

素因数の和:18818

約数の個数: 32

約数和(自身を含む): 86236920

約数和(自身を除く): 45356408

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 18787, 37574, 75148, 150296, 300592, 319379, 601184, 638758, 1202368, 1277516, 2404736, 2555032, 5110064, 10220128, 20440256, 40880512]

約数ペア:

[(1, 40880512), (2, 20440256), (4, 10220128), (8, 5110064), (16, 2555032), (17, 2404736), (32, 1277516), (34, 1202368), (64, 638758), (68, 601184), (128, 319379), (136, 300592), (272, 150296), (544, 75148), (1088, 37574), (2176, 18787)]