2640144

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4231}}^1$

素因数の和:4255

約数の個数: 40

約数和(自身を含む): 7346752

約数和(自身を除く): 4706608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 4231, 8462, 12693, 16924, 25386, 33848, 50772, 55003, 67696, 101544, 110006, 165009, 203088, 220012, 330018, 440024, 660036, 880048, 1320072, 2640144]

約数ペア:

[(1, 2640144), (2, 1320072), (3, 880048), (4, 660036), (6, 440024), (8, 330018), (12, 220012), (13, 203088), (16, 165009), (24, 110006), (26, 101544), (39, 67696), (48, 55003), (52, 50772), (78, 33848), (104, 25386), (156, 16924), (208, 12693), (312, 8462), (624, 4231)]