228973520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{69809}}^1$

素因数の和:69863

約数の個数: 40

約数和(自身を含む): 545355720

約数和(自身を除く): 316382200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 69809, 139618, 279236, 349045, 558472, 698090, 1116944, 1396180, 2792360, 2862169, 5584720, 5724338, 11448676, 14310845, 22897352, 28621690, 45794704, 57243380, 114486760, 228973520]

約数ペア:

[(1, 228973520), (2, 114486760), (4, 57243380), (5, 45794704), (8, 28621690), (10, 22897352), (16, 14310845), (20, 11448676), (40, 5724338), (41, 5584720), (80, 2862169), (82, 2792360), (164, 1396180), (205, 1116944), (328, 698090), (410, 558472), (656, 349045), (820, 279236), (1640, 139618), (3280, 69809)]