16768720

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1171}}^1$

素因数の和:1363

約数の個数: 40

約数和(自身を含む): 39238560

約数和(自身を除く): 22469840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1171, 1432, 1790, 2342, 2864, 3580, 4684, 5855, 7160, 9368, 11710, 14320, 18736, 23420, 46840, 93680, 209609, 419218, 838436, 1048045, 1676872, 2096090, 3353744, 4192180, 8384360, 16768720]

約数ペア:

[(1, 16768720), (2, 8384360), (4, 4192180), (5, 3353744), (8, 2096090), (10, 1676872), (16, 1048045), (20, 838436), (40, 419218), (80, 209609), (179, 93680), (358, 46840), (716, 23420), (895, 18736), (1171, 14320), (1432, 11710), (1790, 9368), (2342, 7160), (2864, 5855), (3580, 4684)]