2021849666008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{639371}}^1$

素因数の和:639760

約数の個数: 64

約数和(自身を含む): 4021598730240

約数和(自身を除く): 1999749064232

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 311, 328, 622, 1244, 1271, 2488, 2542, 5084, 9641, 10168, 12751, 19282, 25502, 38564, 51004, 77128, 102008, 395281, 639371, 790562, 1278742, 1581124, 2557484, 3162248, 5114968, 19820501, 26214211, 39641002, 52428422, 79282004, 104856844, 158564008, 198844381, 209713688, 397688762, 795377524, 812640541, 1590755048, 1625281082, 3250562164, 6164175811, 6501124328, 8152619621, 12328351622, 16305239242, 24656703244, 32610478484, 49313406488, 65220956968, 252731208251, 505462416502, 1010924833004, 2021849666008]

約数ペア:

[(1, 2021849666008), (2, 1010924833004), (4, 505462416502), (8, 252731208251), (31, 65220956968), (41, 49313406488), (62, 32610478484), (82, 24656703244), (124, 16305239242), (164, 12328351622), (248, 8152619621), (311, 6501124328), (328, 6164175811), (622, 3250562164), (1244, 1625281082), (1271, 1590755048), (2488, 812640541), (2542, 795377524), (5084, 397688762), (9641, 209713688), (10168, 198844381), (12751, 158564008), (19282, 104856844), (25502, 79282004), (38564, 52428422), (51004, 39641002), (77128, 26214211), (102008, 19820501), (395281, 5114968), (639371, 3162248), (790562, 2557484), (1278742, 1581124)]