28750120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{102679}}^1$

素因数の和:102697

約数の個数: 32

約数和(自身を含む): 73929600

約数和(自身を除く): 45179480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 102679, 205358, 410716, 513395, 718753, 821432, 1026790, 1437506, 2053580, 2875012, 3593765, 4107160, 5750024, 7187530, 14375060, 28750120]

約数ペア:

[(1, 28750120), (2, 14375060), (4, 7187530), (5, 5750024), (7, 4107160), (8, 3593765), (10, 2875012), (14, 2053580), (20, 1437506), (28, 1026790), (35, 821432), (40, 718753), (56, 513395), (70, 410716), (140, 205358), (280, 102679)]