1493015440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{140321}}^1$

素因数の和:140360

約数の個数: 80

約数和(自身を含む): 4175982720

約数和(自身を除く): 2682967280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 140321, 280642, 561284, 701605, 982247, 1122568, 1403210, 1964494, 2245136, 2666099, 2806420, 3928988, 4911235, 5332198, 5612840, 7857976, 9822470, 10664396, 11225680, 13330495, 15715952, 18662693, 19644940, 21328792, 26660990, 37325386, 39289880, 42657584, 53321980, 74650772, 78579760, 93313465, 106643960, 149301544, 186626930, 213287920, 298603088, 373253860, 746507720, 1493015440]

約数ペア:

[(1, 1493015440), (2, 746507720), (4, 373253860), (5, 298603088), (7, 213287920), (8, 186626930), (10, 149301544), (14, 106643960), (16, 93313465), (19, 78579760), (20, 74650772), (28, 53321980), (35, 42657584), (38, 39289880), (40, 37325386), (56, 26660990), (70, 21328792), (76, 19644940), (80, 18662693), (95, 15715952), (112, 13330495), (133, 11225680), (140, 10664396), (152, 9822470), (190, 7857976), (266, 5612840), (280, 5332198), (304, 4911235), (380, 3928988), (532, 2806420), (560, 2666099), (665, 2245136), (760, 1964494), (1064, 1403210), (1330, 1122568), (1520, 982247), (2128, 701605), (2660, 561284), (5320, 280642), (10640, 140321)]