28154210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 62519040

約数和(自身を除く): 34364830

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 59, 70, 85, 118, 119, 170, 238, 295, 401, 413, 590, 595, 802, 826, 1003, 1190, 2005, 2006, 2065, 2807, 4010, 4130, 5015, 5614, 6817, 7021, 10030, 13634, 14035, 14042, 23659, 28070, 34085, 35105, 47318, 47719, 68170, 70210, 95438, 118295, 165613, 236590, 238595, 331226, 402203, 477190, 804406, 828065, 1656130, 2011015, 2815421, 4022030, 5630842, 14077105, 28154210]

約数ペア:

[(1, 28154210), (2, 14077105), (5, 5630842), (7, 4022030), (10, 2815421), (14, 2011015), (17, 1656130), (34, 828065), (35, 804406), (59, 477190), (70, 402203), (85, 331226), (118, 238595), (119, 236590), (170, 165613), (238, 118295), (295, 95438), (401, 70210), (413, 68170), (590, 47719), (595, 47318), (802, 35105), (826, 34085), (1003, 28070), (1190, 23659), (2005, 14042), (2006, 14035), (2065, 13634), (2807, 10030), (4010, 7021), (4130, 6817), (5015, 5614)]