16033840

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 39283200

約数和(自身を除く): 23249360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 59, 79, 80, 86, 118, 158, 172, 215, 236, 295, 316, 344, 395, 430, 472, 590, 632, 688, 790, 860, 944, 1180, 1264, 1580, 1720, 2360, 2537, 3160, 3397, 3440, 4661, 4720, 5074, 6320, 6794, 9322, 10148, 12685, 13588, 16985, 18644, 20296, 23305, 25370, 27176, 33970, 37288, 40592, 46610, 50740, 54352, 67940, 74576, 93220, 101480, 135880, 186440, 200423, 202960, 271760, 372880, 400846, 801692, 1002115, 1603384, 2004230, 3206768, 4008460, 8016920, 16033840]

約数ペア:

[(1, 16033840), (2, 8016920), (4, 4008460), (5, 3206768), (8, 2004230), (10, 1603384), (16, 1002115), (20, 801692), (40, 400846), (43, 372880), (59, 271760), (79, 202960), (80, 200423), (86, 186440), (118, 135880), (158, 101480), (172, 93220), (215, 74576), (236, 67940), (295, 54352), (316, 50740), (344, 46610), (395, 40592), (430, 37288), (472, 33970), (590, 27176), (632, 25370), (688, 23305), (790, 20296), (860, 18644), (944, 16985), (1180, 13588), (1264, 12685), (1580, 10148), (1720, 9322), (2360, 6794), (2537, 6320), (3160, 5074), (3397, 4720), (3440, 4661)]