1915883880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{224869}}^1$

素因数の和:224954

約数の個数: 64

約数和(自身を含む): 5828630400

約数和(自身を除く): 3912746520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 224869, 449738, 674607, 899476, 1124345, 1349214, 1798952, 2248690, 2698428, 3373035, 4497380, 5396856, 6746070, 8994760, 13492140, 15965699, 26984280, 31931398, 47897097, 63862796, 79828495, 95794194, 127725592, 159656990, 191588388, 239485485, 319313980, 383176776, 478970970, 638627960, 957941940, 1915883880]

約数ペア:

[(1, 1915883880), (2, 957941940), (3, 638627960), (4, 478970970), (5, 383176776), (6, 319313980), (8, 239485485), (10, 191588388), (12, 159656990), (15, 127725592), (20, 95794194), (24, 79828495), (30, 63862796), (40, 47897097), (60, 31931398), (71, 26984280), (120, 15965699), (142, 13492140), (213, 8994760), (284, 6746070), (355, 5396856), (426, 4497380), (568, 3373035), (710, 2698428), (852, 2248690), (1065, 1798952), (1420, 1349214), (1704, 1124345), (2130, 899476), (2840, 674607), (4260, 449738), (8520, 224869)]