40394512

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:631

約数の個数: 40

約数和(自身を含む): 80932320

約数和(自身を除く): 40537808

約数列:

[1, 2, 4, 8, 16, 41, 82, 139, 164, 278, 328, 443, 556, 656, 886, 1112, 1772, 2224, 3544, 5699, 7088, 11398, 18163, 22796, 36326, 45592, 61577, 72652, 91184, 123154, 145304, 246308, 290608, 492616, 985232, 2524657, 5049314, 10098628, 20197256, 40394512]

約数ペア:

[(1, 40394512), (2, 20197256), (4, 10098628), (8, 5049314), (16, 2524657), (41, 985232), (82, 492616), (139, 290608), (164, 246308), (278, 145304), (328, 123154), (443, 91184), (556, 72652), (656, 61577), (886, 45592), (1112, 36326), (1772, 22796), (2224, 18163), (3544, 11398), (5699, 7088)]