28816860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1451}}^1$

素因数の和:1794

約数の個数: 48

約数和(自身を含む): 80986752

約数和(自身を除く): 52169892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 662, 993, 1324, 1451, 1655, 1986, 2902, 3310, 3972, 4353, 4965, 5804, 6620, 7255, 8706, 9930, 14510, 17412, 19860, 21765, 29020, 43530, 87060, 480281, 960562, 1440843, 1921124, 2401405, 2881686, 4802810, 5763372, 7204215, 9605620, 14408430, 28816860]

約数ペア:

[(1, 28816860), (2, 14408430), (3, 9605620), (4, 7204215), (5, 5763372), (6, 4802810), (10, 2881686), (12, 2401405), (15, 1921124), (20, 1440843), (30, 960562), (60, 480281), (331, 87060), (662, 43530), (993, 29020), (1324, 21765), (1451, 19860), (1655, 17412), (1986, 14510), (2902, 9930), (3310, 8706), (3972, 7255), (4353, 6620), (4965, 5804)]