201878720

素因数分解:

$2^6\times 5^1\times {\mathrm{630871}}^1$

素因数の和:630888

約数の個数: 28

約数和(自身を含む): 480724464

約数和(自身を除く): 278845744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 630871, 1261742, 2523484, 3154355, 5046968, 6308710, 10093936, 12617420, 20187872, 25234840, 40375744, 50469680, 100939360, 201878720]

約数ペア:

[(1, 201878720), (2, 100939360), (4, 50469680), (5, 40375744), (8, 25234840), (10, 20187872), (16, 12617420), (20, 10093936), (32, 6308710), (40, 5046968), (64, 3154355), (80, 2523484), (160, 1261742), (320, 630871)]