20050357860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8568529}}^1$

素因数の和:8568557

約数の個数: 72

約数和(自身を含む): 65497843320

約数和(自身を除く): 45447485460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8568529, 17137058, 25705587, 34274116, 42842645, 51411174, 77116761, 85685290, 102822348, 111390877, 128527935, 154233522, 171370580, 222781754, 257055870, 308467044, 334172631, 385583805, 445563508, 514111740, 556954385, 668345262, 771167610, 1002517893, 1113908770, 1336690524, 1542335220, 1670863155, 2005035786, 2227817540, 3341726310, 4010071572, 5012589465, 6683452620, 10025178930, 20050357860]

約数ペア:

[(1, 20050357860), (2, 10025178930), (3, 6683452620), (4, 5012589465), (5, 4010071572), (6, 3341726310), (9, 2227817540), (10, 2005035786), (12, 1670863155), (13, 1542335220), (15, 1336690524), (18, 1113908770), (20, 1002517893), (26, 771167610), (30, 668345262), (36, 556954385), (39, 514111740), (45, 445563508), (52, 385583805), (60, 334172631), (65, 308467044), (78, 257055870), (90, 222781754), (117, 171370580), (130, 154233522), (156, 128527935), (180, 111390877), (195, 102822348), (234, 85685290), (260, 77116761), (390, 51411174), (468, 42842645), (585, 34274116), (780, 25705587), (1170, 17137058), (2340, 8568529)]