30868180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7603}}^1$

素因数の和:7648

約数の個数: 48

約数和(自身を含む): 76648320

約数和(自身を除く): 45780140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 7603, 15206, 30412, 38015, 53221, 76030, 106442, 152060, 212884, 220487, 266105, 440974, 532210, 881948, 1064420, 1102435, 1543409, 2204870, 3086818, 4409740, 6173636, 7717045, 15434090, 30868180]

約数ペア:

[(1, 30868180), (2, 15434090), (4, 7717045), (5, 6173636), (7, 4409740), (10, 3086818), (14, 2204870), (20, 1543409), (28, 1102435), (29, 1064420), (35, 881948), (58, 532210), (70, 440974), (116, 266105), (140, 220487), (145, 212884), (203, 152060), (290, 106442), (406, 76030), (580, 53221), (812, 38015), (1015, 30412), (2030, 15206), (4060, 7603)]