40158860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3631}}^1$

素因数の和:3726

約数の個数: 48

約数和(自身を含む): 97628160

約数和(自身を除く): 57469300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 3631, 5530, 7262, 11060, 14524, 18155, 25417, 36310, 50834, 72620, 101668, 127085, 254170, 286849, 508340, 573698, 1147396, 1434245, 2007943, 2868490, 4015886, 5736980, 8031772, 10039715, 20079430, 40158860]

約数ペア:

[(1, 40158860), (2, 20079430), (4, 10039715), (5, 8031772), (7, 5736980), (10, 4015886), (14, 2868490), (20, 2007943), (28, 1434245), (35, 1147396), (70, 573698), (79, 508340), (140, 286849), (158, 254170), (316, 127085), (395, 101668), (553, 72620), (790, 50834), (1106, 36310), (1580, 25417), (2212, 18155), (2765, 14524), (3631, 11060), (5530, 7262)]