1977532440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1267649}}^1$

素因数の和:1267676

約数の個数: 64

約数和(自身を含む): 6388956000

約数和(自身を除く): 4411423560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1267649, 2535298, 3802947, 5070596, 6338245, 7605894, 10141192, 12676490, 15211788, 16479437, 19014735, 25352980, 30423576, 32958874, 38029470, 49438311, 50705960, 65917748, 76058940, 82397185, 98876622, 131835496, 152117880, 164794370, 197753244, 247191555, 329588740, 395506488, 494383110, 659177480, 988766220, 1977532440]

約数ペア:

[(1, 1977532440), (2, 988766220), (3, 659177480), (4, 494383110), (5, 395506488), (6, 329588740), (8, 247191555), (10, 197753244), (12, 164794370), (13, 152117880), (15, 131835496), (20, 98876622), (24, 82397185), (26, 76058940), (30, 65917748), (39, 50705960), (40, 49438311), (52, 38029470), (60, 32958874), (65, 30423576), (78, 25352980), (104, 19014735), (120, 16479437), (130, 15211788), (156, 12676490), (195, 10141192), (260, 7605894), (312, 6338245), (390, 5070596), (520, 3802947), (780, 2535298), (1560, 1267649)]