9915420

素因数分解:

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

素因数の和:9750

約数の個数: 48

約数和(自身を含む): 29399328

約数和(自身を除く): 19483908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 9721, 19442, 29163, 38884, 48605, 58326, 97210, 116652, 145815, 165257, 194420, 291630, 330514, 495771, 583260, 661028, 826285, 991542, 1652570, 1983084, 2478855, 3305140, 4957710, 9915420]

約数ペア:

[(1, 9915420), (2, 4957710), (3, 3305140), (4, 2478855), (5, 1983084), (6, 1652570), (10, 991542), (12, 826285), (15, 661028), (17, 583260), (20, 495771), (30, 330514), (34, 291630), (51, 194420), (60, 165257), (68, 145815), (85, 116652), (102, 97210), (170, 58326), (204, 48605), (255, 38884), (340, 29163), (510, 19442), (1020, 9721)]