308493460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{20929}}^1$

素因数の和:21016

約数の個数: 48

約数和(自身を含む): 717312960

約数和(自身を除く): 408819500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2948, 3685, 7370, 14740, 20929, 41858, 83716, 104645, 209290, 230219, 418580, 460438, 920876, 1151095, 1402243, 2302190, 2804486, 4604380, 5608972, 7011215, 14022430, 15424673, 28044860, 30849346, 61698692, 77123365, 154246730, 308493460]

約数ペア:

[(1, 308493460), (2, 154246730), (4, 77123365), (5, 61698692), (10, 30849346), (11, 28044860), (20, 15424673), (22, 14022430), (44, 7011215), (55, 5608972), (67, 4604380), (110, 2804486), (134, 2302190), (220, 1402243), (268, 1151095), (335, 920876), (670, 460438), (737, 418580), (1340, 230219), (1474, 209290), (2948, 104645), (3685, 83716), (7370, 41858), (14740, 20929)]