30784390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{33829}}^1$

素因数の和:33856

約数の個数: 32

約数和(自身を含む): 68201280

約数和(自身を除く): 37416890

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 33829, 67658, 169145, 236803, 338290, 439777, 473606, 879554, 1184015, 2198885, 2368030, 3078439, 4397770, 6156878, 15392195, 30784390]

約数ペア:

[(1, 30784390), (2, 15392195), (5, 6156878), (7, 4397770), (10, 3078439), (13, 2368030), (14, 2198885), (26, 1184015), (35, 879554), (65, 473606), (70, 439777), (91, 338290), (130, 236803), (182, 169145), (455, 67658), (910, 33829)]