1868991410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{907}}^1$

素因数の和:1080

約数の個数: 96

約数和(自身を含む): 4017093696

約数和(自身を除く): 2148102286

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 131, 143, 242, 262, 286, 605, 655, 715, 907, 1210, 1310, 1430, 1441, 1573, 1703, 1814, 2882, 3146, 3406, 4535, 7205, 7865, 8515, 9070, 9977, 11791, 14410, 15730, 15851, 17030, 18733, 19954, 23582, 31702, 37466, 49885, 58955, 79255, 93665, 99770, 109747, 117910, 118817, 129701, 158510, 187330, 206063, 219494, 237634, 259402, 412126, 548735, 594085, 648505, 1030315, 1097470, 1188170, 1297010, 1306987, 1426711, 1544621, 2060630, 2613974, 2853422, 3089242, 6534935, 7133555, 7723105, 13069870, 14267110, 14376857, 15446210, 16990831, 28753714, 33981662, 71884285, 84954155, 143768570, 169908310, 186899141, 373798282, 934495705, 1868991410]

約数ペア:

[(1, 1868991410), (2, 934495705), (5, 373798282), (10, 186899141), (11, 169908310), (13, 143768570), (22, 84954155), (26, 71884285), (55, 33981662), (65, 28753714), (110, 16990831), (121, 15446210), (130, 14376857), (131, 14267110), (143, 13069870), (242, 7723105), (262, 7133555), (286, 6534935), (605, 3089242), (655, 2853422), (715, 2613974), (907, 2060630), (1210, 1544621), (1310, 1426711), (1430, 1306987), (1441, 1297010), (1573, 1188170), (1703, 1097470), (1814, 1030315), (2882, 648505), (3146, 594085), (3406, 548735), (4535, 412126), (7205, 259402), (7865, 237634), (8515, 219494), (9070, 206063), (9977, 187330), (11791, 158510), (14410, 129701), (15730, 118817), (15851, 117910), (17030, 109747), (18733, 99770), (19954, 93665), (23582, 79255), (31702, 58955), (37466, 49885)]