13294840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 33132960

約数和(自身を除く): 19838120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 691, 740, 962, 1382, 1480, 1924, 2405, 2764, 3455, 3848, 4810, 5528, 6910, 8983, 9620, 13820, 17966, 19240, 25567, 27640, 35932, 44915, 51134, 71864, 89830, 102268, 127835, 179660, 204536, 255670, 332371, 359320, 511340, 664742, 1022680, 1329484, 1661855, 2658968, 3323710, 6647420, 13294840]

約数ペア:

[(1, 13294840), (2, 6647420), (4, 3323710), (5, 2658968), (8, 1661855), (10, 1329484), (13, 1022680), (20, 664742), (26, 511340), (37, 359320), (40, 332371), (52, 255670), (65, 204536), (74, 179660), (104, 127835), (130, 102268), (148, 89830), (185, 71864), (260, 51134), (296, 44915), (370, 35932), (481, 27640), (520, 25567), (691, 19240), (740, 17966), (962, 13820), (1382, 9620), (1480, 8983), (1924, 6910), (2405, 5528), (2764, 4810), (3455, 3848)]