15788120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^2$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 37352880

約数和(自身を除く): 21564760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 131, 184, 230, 262, 460, 524, 655, 920, 1048, 1310, 2620, 3013, 5240, 6026, 12052, 15065, 17161, 24104, 30130, 34322, 60260, 68644, 85805, 120520, 137288, 171610, 343220, 394703, 686440, 789406, 1578812, 1973515, 3157624, 3947030, 7894060, 15788120]

約数ペア:

[(1, 15788120), (2, 7894060), (4, 3947030), (5, 3157624), (8, 1973515), (10, 1578812), (20, 789406), (23, 686440), (40, 394703), (46, 343220), (92, 171610), (115, 137288), (131, 120520), (184, 85805), (230, 68644), (262, 60260), (460, 34322), (524, 30130), (655, 24104), (920, 17161), (1048, 15065), (1310, 12052), (2620, 6026), (3013, 5240)]