3904180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 9515520

約数和(自身を除く): 5611340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 353, 395, 553, 706, 790, 1106, 1412, 1580, 1765, 2212, 2471, 2765, 3530, 4942, 5530, 7060, 9884, 11060, 12355, 24710, 27887, 49420, 55774, 111548, 139435, 195209, 278870, 390418, 557740, 780836, 976045, 1952090, 3904180]

約数ペア:

[(1, 3904180), (2, 1952090), (4, 976045), (5, 780836), (7, 557740), (10, 390418), (14, 278870), (20, 195209), (28, 139435), (35, 111548), (70, 55774), (79, 49420), (140, 27887), (158, 24710), (316, 12355), (353, 11060), (395, 9884), (553, 7060), (706, 5530), (790, 4942), (1106, 3530), (1412, 2765), (1580, 2471), (1765, 2212)]