1028604890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 1998743040

約数和(自身を除く): 970138150

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 170, 269, 271, 415, 538, 542, 830, 1345, 1355, 1411, 2690, 2710, 2822, 4573, 4607, 7055, 9146, 9214, 14110, 22327, 22493, 22865, 23035, 44654, 44986, 45730, 46070, 72899, 111635, 112465, 145798, 223270, 224930, 364495, 379559, 382381, 728990, 759118, 764762, 1239283, 1897795, 1911905, 2478566, 3795590, 3823810, 6050617, 6196415, 12101234, 12392830, 30253085, 60506170, 102860489, 205720978, 514302445, 1028604890]

約数ペア:

[(1, 1028604890), (2, 514302445), (5, 205720978), (10, 102860489), (17, 60506170), (34, 30253085), (83, 12392830), (85, 12101234), (166, 6196415), (170, 6050617), (269, 3823810), (271, 3795590), (415, 2478566), (538, 1911905), (542, 1897795), (830, 1239283), (1345, 764762), (1355, 759118), (1411, 728990), (2690, 382381), (2710, 379559), (2822, 364495), (4573, 224930), (4607, 223270), (7055, 145798), (9146, 112465), (9214, 111635), (14110, 72899), (22327, 46070), (22493, 45730), (22865, 44986), (23035, 44654)]