28731430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31573}}^1$

素因数の和:31600

約数の個数: 32

約数和(自身を含む): 63653184

約数和(自身を除く): 34921754

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31573, 63146, 157865, 221011, 315730, 410449, 442022, 820898, 1105055, 2052245, 2210110, 2873143, 4104490, 5746286, 14365715, 28731430]

約数ペア:

[(1, 28731430), (2, 14365715), (5, 5746286), (7, 4104490), (10, 2873143), (13, 2210110), (14, 2052245), (26, 1105055), (35, 820898), (65, 442022), (70, 410449), (91, 315730), (130, 221011), (182, 157865), (455, 63146), (910, 31573)]