28854120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2897}}^1$

素因数の和:2994

約数の個数: 64

約数和(自身を含む): 87635520

約数和(自身を除く): 58781400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 2897, 3320, 4980, 5794, 8691, 9960, 11588, 14485, 17382, 23176, 28970, 34764, 43455, 57940, 69528, 86910, 115880, 173820, 240451, 347640, 480902, 721353, 961804, 1202255, 1442706, 1923608, 2404510, 2885412, 3606765, 4809020, 5770824, 7213530, 9618040, 14427060, 28854120]

約数ペア:

[(1, 28854120), (2, 14427060), (3, 9618040), (4, 7213530), (5, 5770824), (6, 4809020), (8, 3606765), (10, 2885412), (12, 2404510), (15, 1923608), (20, 1442706), (24, 1202255), (30, 961804), (40, 721353), (60, 480902), (83, 347640), (120, 240451), (166, 173820), (249, 115880), (332, 86910), (415, 69528), (498, 57940), (664, 43455), (830, 34764), (996, 28970), (1245, 23176), (1660, 17382), (1992, 14485), (2490, 11588), (2897, 9960), (3320, 8691), (4980, 5794)]