12082720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 31773168

約数和(自身を除く): 19690448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 65, 74, 80, 104, 130, 148, 157, 160, 185, 208, 260, 296, 314, 370, 416, 481, 520, 592, 628, 740, 785, 962, 1040, 1184, 1256, 1480, 1570, 1924, 2041, 2080, 2405, 2512, 2960, 3140, 3848, 4082, 4810, 5024, 5809, 5920, 6280, 7696, 8164, 9620, 10205, 11618, 12560, 15392, 16328, 19240, 20410, 23236, 25120, 29045, 32656, 38480, 40820, 46472, 58090, 65312, 75517, 76960, 81640, 92944, 116180, 151034, 163280, 185888, 232360, 302068, 326560, 377585, 464720, 604136, 755170, 929440, 1208272, 1510340, 2416544, 3020680, 6041360, 12082720]

約数ペア:

[(1, 12082720), (2, 6041360), (4, 3020680), (5, 2416544), (8, 1510340), (10, 1208272), (13, 929440), (16, 755170), (20, 604136), (26, 464720), (32, 377585), (37, 326560), (40, 302068), (52, 232360), (65, 185888), (74, 163280), (80, 151034), (104, 116180), (130, 92944), (148, 81640), (157, 76960), (160, 75517), (185, 65312), (208, 58090), (260, 46472), (296, 40820), (314, 38480), (370, 32656), (416, 29045), (481, 25120), (520, 23236), (592, 20410), (628, 19240), (740, 16328), (785, 15392), (962, 12560), (1040, 11618), (1184, 10205), (1256, 9620), (1480, 8164), (1570, 7696), (1924, 6280), (2041, 5920), (2080, 5809), (2405, 5024), (2512, 4810), (2960, 4082), (3140, 3848)]