12677920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 32659200

約数和(自身を除く): 19981280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 68, 79, 80, 85, 118, 136, 158, 160, 170, 236, 272, 295, 316, 340, 395, 472, 544, 590, 632, 680, 790, 944, 1003, 1180, 1264, 1343, 1360, 1580, 1888, 2006, 2360, 2528, 2686, 2720, 3160, 4012, 4661, 4720, 5015, 5372, 6320, 6715, 8024, 9322, 9440, 10030, 10744, 12640, 13430, 16048, 18644, 20060, 21488, 23305, 26860, 32096, 37288, 40120, 42976, 46610, 53720, 74576, 79237, 80240, 93220, 107440, 149152, 158474, 160480, 186440, 214880, 316948, 372880, 396185, 633896, 745760, 792370, 1267792, 1584740, 2535584, 3169480, 6338960, 12677920]

約数ペア:

[(1, 12677920), (2, 6338960), (4, 3169480), (5, 2535584), (8, 1584740), (10, 1267792), (16, 792370), (17, 745760), (20, 633896), (32, 396185), (34, 372880), (40, 316948), (59, 214880), (68, 186440), (79, 160480), (80, 158474), (85, 149152), (118, 107440), (136, 93220), (158, 80240), (160, 79237), (170, 74576), (236, 53720), (272, 46610), (295, 42976), (316, 40120), (340, 37288), (395, 32096), (472, 26860), (544, 23305), (590, 21488), (632, 20060), (680, 18644), (790, 16048), (944, 13430), (1003, 12640), (1180, 10744), (1264, 10030), (1343, 9440), (1360, 9322), (1580, 8024), (1888, 6715), (2006, 6320), (2360, 5372), (2528, 5015), (2686, 4720), (2720, 4661), (3160, 4012)]