1622647520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{780119}}^1$

素因数の和:780147

約数の個数: 48

約数和(自身を含む): 4128395040

約数和(自身を除く): 2505747520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 780119, 1560238, 3120476, 3900595, 6240952, 7801190, 10141547, 12481904, 15602380, 20283094, 24963808, 31204760, 40566188, 50707735, 62409520, 81132376, 101415470, 124819040, 162264752, 202830940, 324529504, 405661880, 811323760, 1622647520]

約数ペア:

[(1, 1622647520), (2, 811323760), (4, 405661880), (5, 324529504), (8, 202830940), (10, 162264752), (13, 124819040), (16, 101415470), (20, 81132376), (26, 62409520), (32, 50707735), (40, 40566188), (52, 31204760), (65, 24963808), (80, 20283094), (104, 15602380), (130, 12481904), (160, 10141547), (208, 7801190), (260, 6240952), (416, 3900595), (520, 3120476), (1040, 1560238), (2080, 780119)]