20215548870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{4787}}^1$

素因数の和:5066

約数の個数: 128

約数和(自身を含む): 54010478592

約数和(自身を除く): 33794929722

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 67, 110, 134, 165, 191, 201, 330, 335, 382, 402, 573, 670, 737, 955, 1005, 1146, 1474, 1910, 2010, 2101, 2211, 2865, 3685, 4202, 4422, 4787, 5730, 6303, 7370, 9574, 10505, 11055, 12606, 12797, 14361, 21010, 22110, 23935, 25594, 28722, 31515, 38391, 47870, 52657, 63030, 63985, 71805, 76782, 105314, 127970, 140767, 143610, 157971, 191955, 263285, 281534, 315942, 320729, 383910, 422301, 526570, 641458, 703835, 789855, 844602, 914317, 962187, 1407670, 1579710, 1603645, 1828634, 1924374, 2111505, 2742951, 3207290, 3528019, 4223010, 4571585, 4810935, 5485902, 7056038, 9143170, 9621870, 10057487, 10584057, 13714755, 17640095, 20114974, 21168114, 27429510, 30172461, 35280190, 50287435, 52920285, 60344922, 61259239, 100574870, 105840570, 122518478, 150862305, 183777717, 301724610, 306296195, 367555434, 612592390, 673851629, 918888585, 1347703258, 1837777170, 2021554887, 3369258145, 4043109774, 6738516290, 10107774435, 20215548870]

約数ペア:

[(1, 20215548870), (2, 10107774435), (3, 6738516290), (5, 4043109774), (6, 3369258145), (10, 2021554887), (11, 1837777170), (15, 1347703258), (22, 918888585), (30, 673851629), (33, 612592390), (55, 367555434), (66, 306296195), (67, 301724610), (110, 183777717), (134, 150862305), (165, 122518478), (191, 105840570), (201, 100574870), (330, 61259239), (335, 60344922), (382, 52920285), (402, 50287435), (573, 35280190), (670, 30172461), (737, 27429510), (955, 21168114), (1005, 20114974), (1146, 17640095), (1474, 13714755), (1910, 10584057), (2010, 10057487), (2101, 9621870), (2211, 9143170), (2865, 7056038), (3685, 5485902), (4202, 4810935), (4422, 4571585), (4787, 4223010), (5730, 3528019), (6303, 3207290), (7370, 2742951), (9574, 2111505), (10505, 1924374), (11055, 1828634), (12606, 1603645), (12797, 1579710), (14361, 1407670), (21010, 962187), (22110, 914317), (23935, 844602), (25594, 789855), (28722, 703835), (31515, 641458), (38391, 526570), (47870, 422301), (52657, 383910), (63030, 320729), (63985, 315942), (71805, 281534), (76782, 263285), (105314, 191955), (127970, 157971), (140767, 143610)]