489328720

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{34171}}^1$

素因数の和:34363

約数の個数: 40

約数和(自身を含む): 1144078560

約数和(自身を除く): 654749840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 7160, 14320, 34171, 68342, 136684, 170855, 273368, 341710, 546736, 683420, 1366840, 2733680, 6116609, 12233218, 24466436, 30583045, 48932872, 61166090, 97865744, 122332180, 244664360, 489328720]

約数ペア:

[(1, 489328720), (2, 244664360), (4, 122332180), (5, 97865744), (8, 61166090), (10, 48932872), (16, 30583045), (20, 24466436), (40, 12233218), (80, 6116609), (179, 2733680), (358, 1366840), (716, 683420), (895, 546736), (1432, 341710), (1790, 273368), (2864, 170855), (3580, 136684), (7160, 68342), (14320, 34171)]