31576240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^2$

素因数の和:298

約数の個数: 60

約数和(自身を含む): 77195952

約数和(自身を除く): 45619712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 131, 184, 230, 262, 368, 460, 524, 655, 920, 1048, 1310, 1840, 2096, 2620, 3013, 5240, 6026, 10480, 12052, 15065, 17161, 24104, 30130, 34322, 48208, 60260, 68644, 85805, 120520, 137288, 171610, 241040, 274576, 343220, 394703, 686440, 789406, 1372880, 1578812, 1973515, 3157624, 3947030, 6315248, 7894060, 15788120, 31576240]

約数ペア:

[(1, 31576240), (2, 15788120), (4, 7894060), (5, 6315248), (8, 3947030), (10, 3157624), (16, 1973515), (20, 1578812), (23, 1372880), (40, 789406), (46, 686440), (80, 394703), (92, 343220), (115, 274576), (131, 241040), (184, 171610), (230, 137288), (262, 120520), (368, 85805), (460, 68644), (524, 60260), (655, 48208), (920, 34322), (1048, 30130), (1310, 24104), (1840, 17161), (2096, 15065), (2620, 12052), (3013, 10480), (5240, 6026)]