2790550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:110

約数の個数: 72

約数和(自身を含む): 6488424

約数和(自身を除く): 3697874

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 49, 50, 67, 70, 85, 98, 119, 134, 170, 175, 238, 245, 335, 350, 425, 469, 490, 595, 670, 833, 850, 938, 1139, 1190, 1225, 1666, 1675, 2278, 2345, 2450, 2975, 3283, 3350, 4165, 4690, 5695, 5950, 6566, 7973, 8330, 11390, 11725, 15946, 16415, 20825, 23450, 28475, 32830, 39865, 41650, 55811, 56950, 79730, 82075, 111622, 164150, 199325, 279055, 398650, 558110, 1395275, 2790550]

約数ペア:

[(1, 2790550), (2, 1395275), (5, 558110), (7, 398650), (10, 279055), (14, 199325), (17, 164150), (25, 111622), (34, 82075), (35, 79730), (49, 56950), (50, 55811), (67, 41650), (70, 39865), (85, 32830), (98, 28475), (119, 23450), (134, 20825), (170, 16415), (175, 15946), (238, 11725), (245, 11390), (335, 8330), (350, 7973), (425, 6566), (469, 5950), (490, 5695), (595, 4690), (670, 4165), (833, 3350), (850, 3283), (938, 2975), (1139, 2450), (1190, 2345), (1225, 2278), (1666, 1675)]