20375502430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1452281}}^1$

素因数の和:1452372

約数の個数: 32

約数和(自身を含む): 38897921088

約数和(自身を除く): 18522418658

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 7015, 14030, 1452281, 2904562, 7261405, 14522810, 33402463, 66804926, 88589141, 167012315, 177178282, 334024630, 442945705, 885891410, 2037550243, 4075100486, 10187751215, 20375502430]

約数ペア:

[(1, 20375502430), (2, 10187751215), (5, 4075100486), (10, 2037550243), (23, 885891410), (46, 442945705), (61, 334024630), (115, 177178282), (122, 167012315), (230, 88589141), (305, 66804926), (610, 33402463), (1403, 14522810), (2806, 7261405), (7015, 2904562), (14030, 1452281)]