1971578.00000000

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 129830400

約数和(自身を除く): 71409752

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 223, 229, 286, 446, 458, 572, 892, 916, 1144, 1784, 1832, 2453, 2519, 2899, 2977, 4906, 5038, 5798, 5954, 9812, 10076, 11596, 11908, 19624, 20152, 23192, 23816, 31889, 32747, 51067, 63778, 65494, 102134, 127556, 130988, 204268, 255112, 261976, 408536, 561737, 663871, 1123474, 1327742, 2246948, 2655484, 4493896, 5310968, 7302581, 14605162, 29210324, 58420648]

約数ペア:

[(1, 58420648), (2, 29210324), (4, 14605162), (8, 7302581), (11, 5310968), (13, 4493896), (22, 2655484), (26, 2246948), (44, 1327742), (52, 1123474), (88, 663871), (104, 561737), (143, 408536), (223, 261976), (229, 255112), (286, 204268), (446, 130988), (458, 127556), (572, 102134), (892, 65494), (916, 63778), (1144, 51067), (1784, 32747), (1832, 31889), (2453, 23816), (2519, 23192), (2899, 20152), (2977, 19624), (4906, 11908), (5038, 11596), (5798, 10076), (5954, 9812)]