206836340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{743}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 449971200

約数和(自身を除く): 243134860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 449, 620, 743, 898, 1486, 1796, 2245, 2972, 3715, 4490, 7430, 8980, 13919, 14860, 23033, 27838, 46066, 55676, 69595, 92132, 115165, 139190, 230330, 278380, 333607, 460660, 667214, 1334428, 1668035, 3336070, 6672140, 10341817, 20683634, 41367268, 51709085, 103418170, 206836340]

約数ペア:

[(1, 206836340), (2, 103418170), (4, 51709085), (5, 41367268), (10, 20683634), (20, 10341817), (31, 6672140), (62, 3336070), (124, 1668035), (155, 1334428), (310, 667214), (449, 460660), (620, 333607), (743, 278380), (898, 230330), (1486, 139190), (1796, 115165), (2245, 92132), (2972, 69595), (3715, 55676), (4490, 46066), (7430, 27838), (8980, 23033), (13919, 14860)]