206163420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{202121}}^1$

素因数の和:202150

約数の個数: 48

約数和(自身を含む): 611216928

約数和(自身を除く): 405053508

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, 202121, 404242, 606363, 808484, 1010605, 1212726, 2021210, 2425452, 3031815, 3436057, 4042420, 6063630, 6872114, 10308171, 12127260, 13744228, 17180285, 20616342, 34360570, 41232684, 51540855, 68721140, 103081710, 206163420]

約数ペア:

[(1, 206163420), (2, 103081710), (3, 68721140), (4, 51540855), (5, 41232684), (6, 34360570), (10, 20616342), (12, 17180285), (15, 13744228), (17, 12127260), (20, 10308171), (30, 6872114), (34, 6063630), (51, 4042420), (60, 3436057), (68, 3031815), (85, 2425452), (102, 2021210), (170, 1212726), (204, 1010605), (255, 808484), (340, 606363), (510, 404242), (1020, 202121)]