20233788280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{444113}}^1$

素因数の和:444208

約数の個数: 64

約数和(自身を含む): 48923598240

約数和(自身を除く): 28689809960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 536, 670, 680, 1139, 1340, 2278, 2680, 4556, 5695, 9112, 11390, 22780, 45560, 444113, 888226, 1776452, 2220565, 3552904, 4441130, 7549921, 8882260, 15099842, 17764520, 29755571, 30199684, 37749605, 59511142, 60399368, 75499210, 119022284, 148777855, 150998420, 238044568, 297555710, 301996840, 505844707, 595111420, 1011689414, 1190222840, 2023378828, 2529223535, 4046757656, 5058447070, 10116894140, 20233788280]

約数ペア:

[(1, 20233788280), (2, 10116894140), (4, 5058447070), (5, 4046757656), (8, 2529223535), (10, 2023378828), (17, 1190222840), (20, 1011689414), (34, 595111420), (40, 505844707), (67, 301996840), (68, 297555710), (85, 238044568), (134, 150998420), (136, 148777855), (170, 119022284), (268, 75499210), (335, 60399368), (340, 59511142), (536, 37749605), (670, 30199684), (680, 29755571), (1139, 17764520), (1340, 15099842), (2278, 8882260), (2680, 7549921), (4556, 4441130), (5695, 3552904), (9112, 2220565), (11390, 1776452), (22780, 888226), (45560, 444113)]