30523990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{18959}}^1$

素因数の和:18996

約数の個数: 32

約数和(自身を含む): 65525760

約数和(自身を除く): 35001770

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 18959, 37918, 94795, 132713, 189590, 265426, 436057, 663565, 872114, 1327130, 2180285, 3052399, 4360570, 6104798, 15261995, 30523990]

約数ペア:

[(1, 30523990), (2, 15261995), (5, 6104798), (7, 4360570), (10, 3052399), (14, 2180285), (23, 1327130), (35, 872114), (46, 663565), (70, 436057), (115, 265426), (161, 189590), (230, 132713), (322, 94795), (805, 37918), (1610, 18959)]