2019201310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2039}}^1$

素因数の和:2150

約数の個数: 96

約数和(自身を含む): 4420500480

約数和(自身を除く): 2401299170

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 47, 49, 70, 86, 94, 98, 215, 235, 245, 301, 329, 430, 470, 490, 602, 658, 1505, 1645, 2021, 2039, 2107, 2303, 3010, 3290, 4042, 4078, 4214, 4606, 10105, 10195, 10535, 11515, 14147, 14273, 20210, 20390, 21070, 23030, 28294, 28546, 70735, 71365, 87677, 95833, 99029, 99911, 141470, 142730, 175354, 191666, 198058, 199822, 438385, 479165, 495145, 499555, 613739, 670831, 876770, 958330, 990290, 999110, 1227478, 1341662, 3068695, 3354155, 4120819, 4296173, 4695817, 6137390, 6708310, 8241638, 8592346, 9391634, 20604095, 21480865, 23479085, 28845733, 41208190, 42961730, 46958170, 57691466, 144228665, 201920131, 288457330, 403840262, 1009600655, 2019201310]

約数ペア:

[(1, 2019201310), (2, 1009600655), (5, 403840262), (7, 288457330), (10, 201920131), (14, 144228665), (35, 57691466), (43, 46958170), (47, 42961730), (49, 41208190), (70, 28845733), (86, 23479085), (94, 21480865), (98, 20604095), (215, 9391634), (235, 8592346), (245, 8241638), (301, 6708310), (329, 6137390), (430, 4695817), (470, 4296173), (490, 4120819), (602, 3354155), (658, 3068695), (1505, 1341662), (1645, 1227478), (2021, 999110), (2039, 990290), (2107, 958330), (2303, 876770), (3010, 670831), (3290, 613739), (4042, 499555), (4078, 495145), (4214, 479165), (4606, 438385), (10105, 199822), (10195, 198058), (10535, 191666), (11515, 175354), (14147, 142730), (14273, 141470), (20210, 99911), (20390, 99029), (21070, 95833), (23030, 87677), (28294, 71365), (28546, 70735)]