47642840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10009}}^1$

素因数の和:10044

約数の個数: 64

約数和(自身を含む): 129729600

約数和(自身を除く): 82086760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 10009, 20018, 40036, 50045, 70063, 80072, 100090, 140126, 170153, 200180, 280252, 340306, 350315, 400360, 560504, 680612, 700630, 850765, 1191071, 1361224, 1401260, 1701530, 2382142, 2802520, 3403060, 4764284, 5955355, 6806120, 9528568, 11910710, 23821420, 47642840]

約数ペア:

[(1, 47642840), (2, 23821420), (4, 11910710), (5, 9528568), (7, 6806120), (8, 5955355), (10, 4764284), (14, 3403060), (17, 2802520), (20, 2382142), (28, 1701530), (34, 1401260), (35, 1361224), (40, 1191071), (56, 850765), (68, 700630), (70, 680612), (85, 560504), (119, 400360), (136, 350315), (140, 340306), (170, 280252), (238, 200180), (280, 170153), (340, 140126), (476, 100090), (595, 80072), (680, 70063), (952, 50045), (1190, 40036), (2380, 20018), (4760, 10009)]