405292030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2039}}^1$

素因数の和:2209

約数の個数: 64

約数和(自身を含む): 863654400

約数和(自身を除く): 458362370

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 139, 143, 278, 286, 695, 715, 1390, 1430, 1529, 1807, 2039, 3058, 3614, 4078, 7645, 9035, 10195, 15290, 18070, 19877, 20390, 22429, 26507, 39754, 44858, 53014, 99385, 112145, 132535, 198770, 224290, 265070, 283421, 291577, 566842, 583154, 1417105, 1457885, 2834210, 2915770, 3117631, 3684473, 6235262, 7368946, 15588155, 18422365, 31176310, 36844730, 40529203, 81058406, 202646015, 405292030]

約数ペア:

[(1, 405292030), (2, 202646015), (5, 81058406), (10, 40529203), (11, 36844730), (13, 31176310), (22, 18422365), (26, 15588155), (55, 7368946), (65, 6235262), (110, 3684473), (130, 3117631), (139, 2915770), (143, 2834210), (278, 1457885), (286, 1417105), (695, 583154), (715, 566842), (1390, 291577), (1430, 283421), (1529, 265070), (1807, 224290), (2039, 198770), (3058, 132535), (3614, 112145), (4078, 99385), (7645, 53014), (9035, 44858), (10195, 39754), (15290, 26507), (18070, 22429), (19877, 20390)]