20541430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22573}}^1$

素因数の和:22600

約数の個数: 32

約数和(自身を含む): 45509184

約数和(自身を除く): 24967754

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22573, 45146, 112865, 158011, 225730, 293449, 316022, 586898, 790055, 1467245, 1580110, 2054143, 2934490, 4108286, 10270715, 20541430]

約数ペア:

[(1, 20541430), (2, 10270715), (5, 4108286), (7, 2934490), (10, 2054143), (13, 1580110), (14, 1467245), (26, 790055), (35, 586898), (65, 316022), (70, 293449), (91, 225730), (130, 158011), (182, 112865), (455, 45146), (910, 22573)]