20671409460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{854897}}^1$

素因数の和:854953

約数の個数: 96

約数和(自身を含む): 64343043072

約数和(自身を除く): 43671633612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 12090, 24180, 854897, 1709794, 2564691, 3419588, 4274485, 5129382, 8548970, 10258764, 11113661, 12823455, 17097940, 22227322, 25646910, 26501807, 33340983, 44454644, 51293820, 53003614, 55568305, 66681966, 79505421, 106007228, 111136610, 132509035, 133363932, 159010842, 166704915, 222273220, 265018070, 318021684, 333409830, 344523491, 397527105, 530036140, 666819660, 689046982, 795054210, 1033570473, 1378093964, 1590108420, 1722617455, 2067140946, 3445234910, 4134281892, 5167852365, 6890469820, 10335704730, 20671409460]

約数ペア:

[(1, 20671409460), (2, 10335704730), (3, 6890469820), (4, 5167852365), (5, 4134281892), (6, 3445234910), (10, 2067140946), (12, 1722617455), (13, 1590108420), (15, 1378093964), (20, 1033570473), (26, 795054210), (30, 689046982), (31, 666819660), (39, 530036140), (52, 397527105), (60, 344523491), (62, 333409830), (65, 318021684), (78, 265018070), (93, 222273220), (124, 166704915), (130, 159010842), (155, 133363932), (156, 132509035), (186, 111136610), (195, 106007228), (260, 79505421), (310, 66681966), (372, 55568305), (390, 53003614), (403, 51293820), (465, 44454644), (620, 33340983), (780, 26501807), (806, 25646910), (930, 22227322), (1209, 17097940), (1612, 12823455), (1860, 11113661), (2015, 10258764), (2418, 8548970), (4030, 5129382), (4836, 4274485), (6045, 3419588), (8060, 2564691), (12090, 1709794), (24180, 854897)]