31325520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{130523}}^1$

素因数の和:130539

約数の個数: 40

約数和(自身を含む): 97109856

約数和(自身を除く): 65784336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 130523, 261046, 391569, 522092, 652615, 783138, 1044184, 1305230, 1566276, 1957845, 2088368, 2610460, 3132552, 3915690, 5220920, 6265104, 7831380, 10441840, 15662760, 31325520]

約数ペア:

[(1, 31325520), (2, 15662760), (3, 10441840), (4, 7831380), (5, 6265104), (6, 5220920), (8, 3915690), (10, 3132552), (12, 2610460), (15, 2088368), (16, 1957845), (20, 1566276), (24, 1305230), (30, 1044184), (40, 783138), (48, 652615), (60, 522092), (80, 391569), (120, 261046), (240, 130523)]