2486260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 6320160

約数和(自身を除く): 3833900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 59, 70, 86, 98, 118, 140, 172, 196, 215, 236, 245, 295, 301, 413, 430, 490, 590, 602, 826, 860, 980, 1180, 1204, 1505, 1652, 2065, 2107, 2537, 2891, 3010, 4130, 4214, 5074, 5782, 6020, 8260, 8428, 10148, 10535, 11564, 12685, 14455, 17759, 21070, 25370, 28910, 35518, 42140, 50740, 57820, 71036, 88795, 124313, 177590, 248626, 355180, 497252, 621565, 1243130, 2486260]

約数ペア:

[(1, 2486260), (2, 1243130), (4, 621565), (5, 497252), (7, 355180), (10, 248626), (14, 177590), (20, 124313), (28, 88795), (35, 71036), (43, 57820), (49, 50740), (59, 42140), (70, 35518), (86, 28910), (98, 25370), (118, 21070), (140, 17759), (172, 14455), (196, 12685), (215, 11564), (236, 10535), (245, 10148), (295, 8428), (301, 8260), (413, 6020), (430, 5782), (490, 5074), (590, 4214), (602, 4130), (826, 3010), (860, 2891), (980, 2537), (1180, 2107), (1204, 2065), (1505, 1652)]