12843440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4339}}^1$

素因数の和:4389

約数の個数: 40

約数和(自身を含む): 30675120

約数和(自身を除く): 17831680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 4339, 8678, 17356, 21695, 34712, 43390, 69424, 86780, 160543, 173560, 321086, 347120, 642172, 802715, 1284344, 1605430, 2568688, 3210860, 6421720, 12843440]

約数ペア:

[(1, 12843440), (2, 6421720), (4, 3210860), (5, 2568688), (8, 1605430), (10, 1284344), (16, 802715), (20, 642172), (37, 347120), (40, 321086), (74, 173560), (80, 160543), (148, 86780), (185, 69424), (296, 43390), (370, 34712), (592, 21695), (740, 17356), (1480, 8678), (2960, 4339)]