19830840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9721}}^1$

素因数の和:9752

約数の個数: 64

約数和(自身を含む): 62998560

約数和(自身を除く): 43167720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 9721, 19442, 29163, 38884, 48605, 58326, 77768, 97210, 116652, 145815, 165257, 194420, 233304, 291630, 330514, 388840, 495771, 583260, 661028, 826285, 991542, 1166520, 1322056, 1652570, 1983084, 2478855, 3305140, 3966168, 4957710, 6610280, 9915420, 19830840]

約数ペア:

[(1, 19830840), (2, 9915420), (3, 6610280), (4, 4957710), (5, 3966168), (6, 3305140), (8, 2478855), (10, 1983084), (12, 1652570), (15, 1322056), (17, 1166520), (20, 991542), (24, 826285), (30, 661028), (34, 583260), (40, 495771), (51, 388840), (60, 330514), (68, 291630), (85, 233304), (102, 194420), (120, 165257), (136, 145815), (170, 116652), (204, 97210), (255, 77768), (340, 58326), (408, 48605), (510, 38884), (680, 29163), (1020, 19442), (2040, 9721)]