31943220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3391}}^1$

素因数の和:3560

約数の個数: 48

約数和(自身を含む): 90037248

約数和(自身を除く): 58094028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 3391, 4710, 6782, 9420, 10173, 13564, 16955, 20346, 33910, 40692, 50865, 67820, 101730, 203460, 532387, 1064774, 1597161, 2129548, 2661935, 3194322, 5323870, 6388644, 7985805, 10647740, 15971610, 31943220]

約数ペア:

[(1, 31943220), (2, 15971610), (3, 10647740), (4, 7985805), (5, 6388644), (6, 5323870), (10, 3194322), (12, 2661935), (15, 2129548), (20, 1597161), (30, 1064774), (60, 532387), (157, 203460), (314, 101730), (471, 67820), (628, 50865), (785, 40692), (942, 33910), (1570, 20346), (1884, 16955), (2355, 13564), (3140, 10173), (3391, 9420), (4710, 6782)]