1920587040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1333741}}^1$

素因数の和:1333762

約数の個数: 72

約数和(自身を含む): 6554008188

約数和(自身を除く): 4633421148

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 1333741, 2667482, 4001223, 5334964, 6668705, 8002446, 10669928, 12003669, 13337410, 16004892, 20006115, 21339856, 24007338, 26674820, 32009784, 40012230, 42679712, 48014676, 53349640, 60018345, 64019568, 80024460, 96029352, 106699280, 120036690, 128039136, 160048920, 192058704, 213398560, 240073380, 320097840, 384117408, 480146760, 640195680, 960293520, 1920587040]

約数ペア:

[(1, 1920587040), (2, 960293520), (3, 640195680), (4, 480146760), (5, 384117408), (6, 320097840), (8, 240073380), (9, 213398560), (10, 192058704), (12, 160048920), (15, 128039136), (16, 120036690), (18, 106699280), (20, 96029352), (24, 80024460), (30, 64019568), (32, 60018345), (36, 53349640), (40, 48014676), (45, 42679712), (48, 40012230), (60, 32009784), (72, 26674820), (80, 24007338), (90, 21339856), (96, 20006115), (120, 16004892), (144, 13337410), (160, 12003669), (180, 10669928), (240, 8002446), (288, 6668705), (360, 5334964), (480, 4001223), (720, 2667482), (1440, 1333741)]