2748658640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{377563}}^1$

素因数の和:377596

約数の個数: 80

約数和(自身を含む): 7865413248

約数和(自身を除く): 5116754608

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 377563, 755126, 1510252, 1887815, 2642941, 3020504, 3775630, 4908319, 5285882, 6041008, 7551260, 9816638, 10571764, 13214705, 15102520, 19633276, 21143528, 24541595, 26429410, 30205040, 34358233, 39266552, 42287056, 49083190, 52858820, 68716466, 78533104, 98166380, 105717640, 137432932, 171791165, 196332760, 211435280, 274865864, 343582330, 392665520, 549731728, 687164660, 1374329320, 2748658640]

約数ペア:

[(1, 2748658640), (2, 1374329320), (4, 687164660), (5, 549731728), (7, 392665520), (8, 343582330), (10, 274865864), (13, 211435280), (14, 196332760), (16, 171791165), (20, 137432932), (26, 105717640), (28, 98166380), (35, 78533104), (40, 68716466), (52, 52858820), (56, 49083190), (65, 42287056), (70, 39266552), (80, 34358233), (91, 30205040), (104, 26429410), (112, 24541595), (130, 21143528), (140, 19633276), (182, 15102520), (208, 13214705), (260, 10571764), (280, 9816638), (364, 7551260), (455, 6041008), (520, 5285882), (560, 4908319), (728, 3775630), (910, 3020504), (1040, 2642941), (1456, 1887815), (1820, 1510252), (3640, 755126), (7280, 377563)]