1328339240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{16223}}^1$

素因数の和:16346

約数の個数: 64

約数和(自身を含む): 3153945600

約数和(自身を除く): 1825606360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 712, 890, 920, 1780, 2047, 3560, 4094, 8188, 10235, 16223, 16376, 20470, 32446, 40940, 64892, 81115, 81880, 129784, 162230, 324460, 373129, 648920, 746258, 1443847, 1492516, 1865645, 2887694, 2985032, 3731290, 5775388, 7219235, 7462580, 11550776, 14438470, 14925160, 28876940, 33208481, 57753880, 66416962, 132833924, 166042405, 265667848, 332084810, 664169620, 1328339240]

約数ペア:

[(1, 1328339240), (2, 664169620), (4, 332084810), (5, 265667848), (8, 166042405), (10, 132833924), (20, 66416962), (23, 57753880), (40, 33208481), (46, 28876940), (89, 14925160), (92, 14438470), (115, 11550776), (178, 7462580), (184, 7219235), (230, 5775388), (356, 3731290), (445, 2985032), (460, 2887694), (712, 1865645), (890, 1492516), (920, 1443847), (1780, 746258), (2047, 648920), (3560, 373129), (4094, 324460), (8188, 162230), (10235, 129784), (16223, 81880), (16376, 81115), (20470, 64892), (32446, 40940)]