480778880

素因数分解:

$2^7\times 5^1\times {\mathrm{751217}}^1$

素因数の和:751236

約数の個数: 32

約数和(自身を含む): 1149363540

約数和(自身を除く): 668584660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 751217, 1502434, 3004868, 3756085, 6009736, 7512170, 12019472, 15024340, 24038944, 30048680, 48077888, 60097360, 96155776, 120194720, 240389440, 480778880]

約数ペア:

[(1, 480778880), (2, 240389440), (4, 120194720), (5, 96155776), (8, 60097360), (10, 48077888), (16, 30048680), (20, 24038944), (32, 15024340), (40, 12019472), (64, 7512170), (80, 6009736), (128, 3756085), (160, 3004868), (320, 1502434), (640, 751217)]