20833147840

素因数分解:

$2^6\times 5^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1\times {\mathrm{2423}}^1$

素因数の和:2814

約数の個数: 112

約数和(自身を含む): 50322065472

約数和(自身を除く): 29488917632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 160, 194, 277, 320, 388, 485, 554, 776, 970, 1108, 1385, 1552, 1940, 2216, 2423, 2770, 3104, 3880, 4432, 4846, 5540, 6208, 7760, 8864, 9692, 11080, 12115, 15520, 17728, 19384, 22160, 24230, 26869, 31040, 38768, 44320, 48460, 53738, 77536, 88640, 96920, 107476, 134345, 155072, 193840, 214952, 235031, 268690, 387680, 429904, 470062, 537380, 671171, 775360, 859808, 940124, 1074760, 1175155, 1342342, 1719616, 1880248, 2149520, 2350310, 2684684, 3355855, 3760496, 4299040, 4700620, 5369368, 6711710, 7520992, 8598080, 9401240, 10738736, 13423420, 15041984, 18802480, 21477472, 26846840, 37604960, 42954944, 53693680, 65103587, 75209920, 107387360, 130207174, 214774720, 260414348, 325517935, 520828696, 651035870, 1041657392, 1302071740, 2083314784, 2604143480, 4166629568, 5208286960, 10416573920, 20833147840]

約数ペア:

[(1, 20833147840), (2, 10416573920), (4, 5208286960), (5, 4166629568), (8, 2604143480), (10, 2083314784), (16, 1302071740), (20, 1041657392), (32, 651035870), (40, 520828696), (64, 325517935), (80, 260414348), (97, 214774720), (160, 130207174), (194, 107387360), (277, 75209920), (320, 65103587), (388, 53693680), (485, 42954944), (554, 37604960), (776, 26846840), (970, 21477472), (1108, 18802480), (1385, 15041984), (1552, 13423420), (1940, 10738736), (2216, 9401240), (2423, 8598080), (2770, 7520992), (3104, 6711710), (3880, 5369368), (4432, 4700620), (4846, 4299040), (5540, 3760496), (6208, 3355855), (7760, 2684684), (8864, 2350310), (9692, 2149520), (11080, 1880248), (12115, 1719616), (15520, 1342342), (17728, 1175155), (19384, 1074760), (22160, 940124), (24230, 859808), (26869, 775360), (31040, 671171), (38768, 537380), (44320, 470062), (48460, 429904), (53738, 387680), (77536, 268690), (88640, 235031), (96920, 214952), (107476, 193840), (134345, 155072)]