2115940840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{313009}}^1$

素因数の和:313046

約数の個数: 48

約数和(自身を含む): 5155274700

約数和(自身を除く): 3039333860

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 313009, 626018, 1252036, 1565045, 2504072, 3130090, 4069117, 6260180, 8138234, 12520360, 16276468, 20345585, 32552936, 40691170, 52898521, 81382340, 105797042, 162764680, 211594084, 264492605, 423188168, 528985210, 1057970420, 2115940840]

約数ペア:

[(1, 2115940840), (2, 1057970420), (4, 528985210), (5, 423188168), (8, 264492605), (10, 211594084), (13, 162764680), (20, 105797042), (26, 81382340), (40, 52898521), (52, 40691170), (65, 32552936), (104, 20345585), (130, 16276468), (169, 12520360), (260, 8138234), (338, 6260180), (520, 4069117), (676, 3130090), (845, 2504072), (1352, 1565045), (1690, 1252036), (3380, 626018), (6760, 313009)]