12802360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 31065120

約数和(自身を除く): 18262760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 281, 335, 340, 536, 562, 670, 680, 1124, 1139, 1340, 1405, 2248, 2278, 2680, 2810, 4556, 4777, 5620, 5695, 9112, 9554, 11240, 11390, 18827, 19108, 22780, 23885, 37654, 38216, 45560, 47770, 75308, 94135, 95540, 150616, 188270, 191080, 320059, 376540, 640118, 753080, 1280236, 1600295, 2560472, 3200590, 6401180, 12802360]

約数ペア:

[(1, 12802360), (2, 6401180), (4, 3200590), (5, 2560472), (8, 1600295), (10, 1280236), (17, 753080), (20, 640118), (34, 376540), (40, 320059), (67, 191080), (68, 188270), (85, 150616), (134, 95540), (136, 94135), (170, 75308), (268, 47770), (281, 45560), (335, 38216), (340, 37654), (536, 23885), (562, 22780), (670, 19108), (680, 18827), (1124, 11390), (1139, 11240), (1340, 9554), (1405, 9112), (2248, 5695), (2278, 5620), (2680, 4777), (2810, 4556)]