201931870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1049

約数の個数: 64

約数和(自身を含む): 431354880

約数和(自身を除く): 229423010

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 73, 86, 146, 215, 301, 365, 430, 511, 602, 730, 919, 1022, 1505, 1838, 2555, 3010, 3139, 4595, 5110, 6278, 6433, 9190, 12866, 15695, 21973, 31390, 32165, 39517, 43946, 64330, 67087, 79034, 109865, 134174, 197585, 219730, 276619, 335435, 395170, 469609, 553238, 670870, 939218, 1383095, 2348045, 2766190, 2884741, 4696090, 5769482, 14423705, 20193187, 28847410, 40386374, 100965935, 201931870]

約数ペア:

[(1, 201931870), (2, 100965935), (5, 40386374), (7, 28847410), (10, 20193187), (14, 14423705), (35, 5769482), (43, 4696090), (70, 2884741), (73, 2766190), (86, 2348045), (146, 1383095), (215, 939218), (301, 670870), (365, 553238), (430, 469609), (511, 395170), (602, 335435), (730, 276619), (919, 219730), (1022, 197585), (1505, 134174), (1838, 109865), (2555, 79034), (3010, 67087), (3139, 64330), (4595, 43946), (5110, 39517), (6278, 32165), (6433, 31390), (9190, 21973), (12866, 15695)]