396138820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3623}}^1$

素因数の和:3721

約数の個数: 96

約数和(自身を含む): 1052061696

約数和(自身を除く): 655922876

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 710, 770, 781, 994, 1420, 1540, 1562, 1988, 2485, 3124, 3623, 3905, 4970, 5467, 7246, 7810, 9940, 10934, 14492, 15620, 18115, 21868, 25361, 27335, 36230, 39853, 50722, 54670, 72460, 79706, 101444, 109340, 126805, 159412, 199265, 253610, 257233, 278971, 398530, 507220, 514466, 557942, 797060, 1028932, 1115884, 1286165, 1394855, 1800631, 2572330, 2789710, 2829563, 3601262, 5144660, 5579420, 5659126, 7202524, 9003155, 11318252, 14147815, 18006310, 19806941, 28295630, 36012620, 39613882, 56591260, 79227764, 99034705, 198069410, 396138820]

約数ペア:

[(1, 396138820), (2, 198069410), (4, 99034705), (5, 79227764), (7, 56591260), (10, 39613882), (11, 36012620), (14, 28295630), (20, 19806941), (22, 18006310), (28, 14147815), (35, 11318252), (44, 9003155), (55, 7202524), (70, 5659126), (71, 5579420), (77, 5144660), (110, 3601262), (140, 2829563), (142, 2789710), (154, 2572330), (220, 1800631), (284, 1394855), (308, 1286165), (355, 1115884), (385, 1028932), (497, 797060), (710, 557942), (770, 514466), (781, 507220), (994, 398530), (1420, 278971), (1540, 257233), (1562, 253610), (1988, 199265), (2485, 159412), (3124, 126805), (3623, 109340), (3905, 101444), (4970, 79706), (5467, 72460), (7246, 54670), (7810, 50722), (9940, 39853), (10934, 36230), (14492, 27335), (15620, 25361), (18115, 21868)]