5109160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 13374720

約数和(自身を除く): 8265560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 257, 280, 284, 355, 497, 514, 568, 710, 994, 1028, 1285, 1420, 1799, 1988, 2056, 2485, 2570, 2840, 3598, 3976, 4970, 5140, 7196, 8995, 9940, 10280, 14392, 17990, 18247, 19880, 35980, 36494, 71960, 72988, 91235, 127729, 145976, 182470, 255458, 364940, 510916, 638645, 729880, 1021832, 1277290, 2554580, 5109160]

約数ペア:

[(1, 5109160), (2, 2554580), (4, 1277290), (5, 1021832), (7, 729880), (8, 638645), (10, 510916), (14, 364940), (20, 255458), (28, 182470), (35, 145976), (40, 127729), (56, 91235), (70, 72988), (71, 71960), (140, 36494), (142, 35980), (257, 19880), (280, 18247), (284, 17990), (355, 14392), (497, 10280), (514, 9940), (568, 8995), (710, 7196), (994, 5140), (1028, 4970), (1285, 3976), (1420, 3598), (1799, 2840), (1988, 2570), (2056, 2485)]