1247135320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{12577}}^1$

素因数の和:12692

約数の個数: 64

約数和(自身を含む): 2925139680

約数和(自身を除く): 1678004360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 67, 74, 134, 148, 185, 268, 296, 335, 370, 536, 670, 740, 1340, 1480, 2479, 2680, 4958, 9916, 12395, 12577, 19832, 24790, 25154, 49580, 50308, 62885, 99160, 100616, 125770, 251540, 465349, 503080, 842659, 930698, 1685318, 1861396, 2326745, 3370636, 3722792, 4213295, 4653490, 6741272, 8426590, 9306980, 16853180, 18613960, 31178383, 33706360, 62356766, 124713532, 155891915, 249427064, 311783830, 623567660, 1247135320]

約数ペア:

[(1, 1247135320), (2, 623567660), (4, 311783830), (5, 249427064), (8, 155891915), (10, 124713532), (20, 62356766), (37, 33706360), (40, 31178383), (67, 18613960), (74, 16853180), (134, 9306980), (148, 8426590), (185, 6741272), (268, 4653490), (296, 4213295), (335, 3722792), (370, 3370636), (536, 2326745), (670, 1861396), (740, 1685318), (1340, 930698), (1480, 842659), (2479, 503080), (2680, 465349), (4958, 251540), (9916, 125770), (12395, 100616), (12577, 99160), (19832, 62885), (24790, 50308), (25154, 49580)]