15863440

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4219}}^1$

素因数の和:4279

約数の個数: 40

約数和(自身を含む): 37676160

約数和(自身を除く): 21812720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 4219, 8438, 16876, 21095, 33752, 42190, 67504, 84380, 168760, 198293, 337520, 396586, 793172, 991465, 1586344, 1982930, 3172688, 3965860, 7931720, 15863440]

約数ペア:

[(1, 15863440), (2, 7931720), (4, 3965860), (5, 3172688), (8, 1982930), (10, 1586344), (16, 991465), (20, 793172), (40, 396586), (47, 337520), (80, 198293), (94, 168760), (188, 84380), (235, 67504), (376, 42190), (470, 33752), (752, 21095), (940, 16876), (1880, 8438), (3760, 4219)]