20165009460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{971}}^1\times {\mathrm{3889}}^1$

素因数の和:4961

約数の個数: 96

約数和(自身を含む): 57169929600

約数和(自身を除く): 37004920140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 971, 1068, 1335, 1780, 1942, 2670, 2913, 3884, 3889, 4855, 5340, 5826, 7778, 9710, 11652, 11667, 14565, 15556, 19420, 19445, 23334, 29130, 38890, 46668, 58260, 58335, 77780, 86419, 116670, 172838, 233340, 259257, 345676, 346121, 432095, 518514, 692242, 864190, 1037028, 1038363, 1296285, 1384484, 1728380, 1730605, 2076726, 2592570, 3461210, 3776219, 4153452, 5185140, 5191815, 6922420, 7552438, 10383630, 11328657, 15104876, 18881095, 20767260, 22657314, 37762190, 45314628, 56643285, 75524380, 113286570, 226573140, 336083491, 672166982, 1008250473, 1344333964, 1680417455, 2016500946, 3360834910, 4033001892, 5041252365, 6721669820, 10082504730, 20165009460]

約数ペア:

[(1, 20165009460), (2, 10082504730), (3, 6721669820), (4, 5041252365), (5, 4033001892), (6, 3360834910), (10, 2016500946), (12, 1680417455), (15, 1344333964), (20, 1008250473), (30, 672166982), (60, 336083491), (89, 226573140), (178, 113286570), (267, 75524380), (356, 56643285), (445, 45314628), (534, 37762190), (890, 22657314), (971, 20767260), (1068, 18881095), (1335, 15104876), (1780, 11328657), (1942, 10383630), (2670, 7552438), (2913, 6922420), (3884, 5191815), (3889, 5185140), (4855, 4153452), (5340, 3776219), (5826, 3461210), (7778, 2592570), (9710, 2076726), (11652, 1730605), (11667, 1728380), (14565, 1384484), (15556, 1296285), (19420, 1038363), (19445, 1037028), (23334, 864190), (29130, 692242), (38890, 518514), (46668, 432095), (58260, 346121), (58335, 345676), (77780, 259257), (86419, 233340), (116670, 172838)]