20038560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:510

約数の個数: 96

約数和(自身を含む): 63866880

約数和(自身を除く): 43828320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 109, 120, 160, 218, 240, 327, 383, 436, 480, 545, 654, 766, 872, 1090, 1149, 1308, 1532, 1635, 1744, 1915, 2180, 2298, 2616, 3064, 3270, 3488, 3830, 4360, 4596, 5232, 5745, 6128, 6540, 7660, 8720, 9192, 10464, 11490, 12256, 13080, 15320, 17440, 18384, 22980, 26160, 30640, 36768, 41747, 45960, 52320, 61280, 83494, 91920, 125241, 166988, 183840, 208735, 250482, 333976, 417470, 500964, 626205, 667952, 834940, 1001928, 1252410, 1335904, 1669880, 2003856, 2504820, 3339760, 4007712, 5009640, 6679520, 10019280, 20038560]

約数ペア:

[(1, 20038560), (2, 10019280), (3, 6679520), (4, 5009640), (5, 4007712), (6, 3339760), (8, 2504820), (10, 2003856), (12, 1669880), (15, 1335904), (16, 1252410), (20, 1001928), (24, 834940), (30, 667952), (32, 626205), (40, 500964), (48, 417470), (60, 333976), (80, 250482), (96, 208735), (109, 183840), (120, 166988), (160, 125241), (218, 91920), (240, 83494), (327, 61280), (383, 52320), (436, 45960), (480, 41747), (545, 36768), (654, 30640), (766, 26160), (872, 22980), (1090, 18384), (1149, 17440), (1308, 15320), (1532, 13080), (1635, 12256), (1744, 11490), (1915, 10464), (2180, 9192), (2298, 8720), (2616, 7660), (3064, 6540), (3270, 6128), (3488, 5745), (3830, 5232), (4360, 4596)]