1761346220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{66067}}^1$

素因数の和:66150

約数の個数: 48

約数和(自身を含む): 3906997248

約数和(自身を除く): 2145651028

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 5332, 6665, 13330, 26660, 66067, 132134, 264268, 330335, 660670, 1321340, 2048077, 2840881, 4096154, 5681762, 8192308, 10240385, 11363524, 14204405, 20480770, 28408810, 40961540, 56817620, 88067311, 176134622, 352269244, 440336555, 880673110, 1761346220]

約数ペア:

[(1, 1761346220), (2, 880673110), (4, 440336555), (5, 352269244), (10, 176134622), (20, 88067311), (31, 56817620), (43, 40961540), (62, 28408810), (86, 20480770), (124, 14204405), (155, 11363524), (172, 10240385), (215, 8192308), (310, 5681762), (430, 4096154), (620, 2840881), (860, 2048077), (1333, 1321340), (2666, 660670), (5332, 330335), (6665, 264268), (13330, 132134), (26660, 66067)]