1994291720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1719217}}^1$

素因数の和:1719257

約数の個数: 32

約数和(自身を含む): 4641888600

約数和(自身を除く): 2647596880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1719217, 3438434, 6876868, 8596085, 13753736, 17192170, 34384340, 49857293, 68768680, 99714586, 199429172, 249286465, 398858344, 498572930, 997145860, 1994291720]

約数ペア:

[(1, 1994291720), (2, 997145860), (4, 498572930), (5, 398858344), (8, 249286465), (10, 199429172), (20, 99714586), (29, 68768680), (40, 49857293), (58, 34384340), (116, 17192170), (145, 13753736), (232, 8596085), (290, 6876868), (580, 3438434), (1160, 1719217)]