494720

素因数分解:

$2^7\times 5^1\times {\mathrm{773}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 1184220

約数和(自身を除く): 689500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 773, 1546, 3092, 3865, 6184, 7730, 12368, 15460, 24736, 30920, 49472, 61840, 98944, 123680, 247360, 494720]

約数ペア:

[(1, 494720), (2, 247360), (4, 123680), (5, 98944), (8, 61840), (10, 49472), (16, 30920), (20, 24736), (32, 15460), (40, 12368), (64, 7730), (80, 6184), (128, 3865), (160, 3092), (320, 1546), (640, 773)]