890355.00000000

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 212502528

約数和(自身を除く): 132967072

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 169, 176, 182, 191, 208, 224, 286, 308, 338, 352, 364, 382, 416, 572, 616, 676, 728, 764, 1001, 1144, 1183, 1232, 1337, 1352, 1456, 1528, 1859, 2002, 2101, 2288, 2366, 2464, 2483, 2674, 2704, 2912, 3056, 3718, 4004, 4202, 4576, 4732, 4966, 5348, 5408, 6112, 7436, 8008, 8404, 9464, 9932, 10696, 13013, 14707, 14872, 16016, 16808, 17381, 18928, 19864, 21392, 26026, 27313, 29414, 29744, 32032, 32279, 33616, 34762, 37856, 39728, 42784, 52052, 54626, 58828, 59488, 64558, 67232, 69524, 79456, 104104, 109252, 117656, 129116, 139048, 191191, 208208, 218504, 225953, 235312, 258232, 278096, 355069, 382382, 416416, 437008, 451906, 470624, 516464, 556192, 710138, 764764, 874016, 903812, 1032928, 1420276, 1529528, 1807624, 2485483, 2840552, 3059056, 3615248, 4970966, 5681104, 6118112, 7230496, 9941932, 11362208, 19883864, 39767728, 79535456]

約数ペア:

[(1, 79535456), (2, 39767728), (4, 19883864), (7, 11362208), (8, 9941932), (11, 7230496), (13, 6118112), (14, 5681104), (16, 4970966), (22, 3615248), (26, 3059056), (28, 2840552), (32, 2485483), (44, 1807624), (52, 1529528), (56, 1420276), (77, 1032928), (88, 903812), (91, 874016), (104, 764764), (112, 710138), (143, 556192), (154, 516464), (169, 470624), (176, 451906), (182, 437008), (191, 416416), (208, 382382), (224, 355069), (286, 278096), (308, 258232), (338, 235312), (352, 225953), (364, 218504), (382, 208208), (416, 191191), (572, 139048), (616, 129116), (676, 117656), (728, 109252), (764, 104104), (1001, 79456), (1144, 69524), (1183, 67232), (1232, 64558), (1337, 59488), (1352, 58828), (1456, 54626), (1528, 52052), (1859, 42784), (2002, 39728), (2101, 37856), (2288, 34762), (2366, 33616), (2464, 32279), (2483, 32032), (2674, 29744), (2704, 29414), (2912, 27313), (3056, 26026), (3718, 21392), (4004, 19864), (4202, 18928), (4576, 17381), (4732, 16808), (4966, 16016), (5348, 14872), (5408, 14707), (6112, 13013), (7436, 10696), (8008, 9932), (8404, 9464)]