2888186920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1093}}^1\times {\mathrm{2131}}^1$

素因数の和:3266

約数の個数: 64

約数和(自身を含む): 6717335040

約数和(自身を除く): 3829148120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1093, 1240, 2131, 2186, 4262, 4372, 5465, 8524, 8744, 10655, 10930, 17048, 21310, 21860, 33883, 42620, 43720, 66061, 67766, 85240, 132122, 135532, 169415, 264244, 271064, 330305, 338830, 528488, 660610, 677660, 1321220, 1355320, 2329183, 2642440, 4658366, 9316732, 11645915, 18633464, 23291830, 46583660, 72204673, 93167320, 144409346, 288818692, 361023365, 577637384, 722046730, 1444093460, 2888186920]

約数ペア:

[(1, 2888186920), (2, 1444093460), (4, 722046730), (5, 577637384), (8, 361023365), (10, 288818692), (20, 144409346), (31, 93167320), (40, 72204673), (62, 46583660), (124, 23291830), (155, 18633464), (248, 11645915), (310, 9316732), (620, 4658366), (1093, 2642440), (1240, 2329183), (2131, 1355320), (2186, 1321220), (4262, 677660), (4372, 660610), (5465, 528488), (8524, 338830), (8744, 330305), (10655, 271064), (10930, 264244), (17048, 169415), (21310, 135532), (21860, 132122), (33883, 85240), (42620, 67766), (43720, 66061)]