8183980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1193}}^1$

素因数の和:1223

約数の個数: 48

約数和(自身を含む): 20059200

約数和(自身を除く): 11875220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1193, 1372, 1715, 2386, 3430, 4772, 5965, 6860, 8351, 11930, 16702, 23860, 33404, 41755, 58457, 83510, 116914, 167020, 233828, 292285, 409199, 584570, 818398, 1169140, 1636796, 2045995, 4091990, 8183980]

約数ペア:

[(1, 8183980), (2, 4091990), (4, 2045995), (5, 1636796), (7, 1169140), (10, 818398), (14, 584570), (20, 409199), (28, 292285), (35, 233828), (49, 167020), (70, 116914), (98, 83510), (140, 58457), (196, 41755), (245, 33404), (343, 23860), (490, 16702), (686, 11930), (980, 8351), (1193, 6860), (1372, 5965), (1715, 4772), (2386, 3430)]