20091810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8069}}^1$

素因数の和:8162

約数の個数: 32

約数和(自身を含む): 48807360

約数和(自身を除く): 28715550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 8069, 16138, 24207, 40345, 48414, 80690, 121035, 242070, 669727, 1339454, 2009181, 3348635, 4018362, 6697270, 10045905, 20091810]

約数ペア:

[(1, 20091810), (2, 10045905), (3, 6697270), (5, 4018362), (6, 3348635), (10, 2009181), (15, 1339454), (30, 669727), (83, 242070), (166, 121035), (249, 80690), (415, 48414), (498, 40345), (830, 24207), (1245, 16138), (2490, 8069)]