1989601080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{534839}}^1$

素因数の和:534884

約数の個数: 64

約数和(自身を含む): 6161356800

約数和(自身を除く): 4171755720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 534839, 1069678, 1604517, 2139356, 2674195, 3209034, 4278712, 5348390, 6418068, 8022585, 10696780, 12836136, 16045170, 16580009, 21393560, 32090340, 33160018, 49740027, 64180680, 66320036, 82900045, 99480054, 132640072, 165800090, 198960108, 248700135, 331600180, 397920216, 497400270, 663200360, 994800540, 1989601080]

約数ペア:

[(1, 1989601080), (2, 994800540), (3, 663200360), (4, 497400270), (5, 397920216), (6, 331600180), (8, 248700135), (10, 198960108), (12, 165800090), (15, 132640072), (20, 99480054), (24, 82900045), (30, 66320036), (31, 64180680), (40, 49740027), (60, 33160018), (62, 32090340), (93, 21393560), (120, 16580009), (124, 16045170), (155, 12836136), (186, 10696780), (248, 8022585), (310, 6418068), (372, 5348390), (465, 4278712), (620, 3209034), (744, 2674195), (930, 2139356), (1240, 1604517), (1860, 1069678), (3720, 534839)]