84804940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1433}}^1$

素因数の和:1722

約数の個数: 48

約数和(自身を含む): 195138720

約数和(自身を除く): 110333780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 538, 1076, 1345, 1433, 2690, 2866, 2959, 5380, 5732, 5918, 7165, 11836, 14330, 14795, 15763, 28660, 29590, 31526, 59180, 63052, 78815, 157630, 315260, 385477, 770954, 1541908, 1927385, 3854770, 4240247, 7709540, 8480494, 16960988, 21201235, 42402470, 84804940]

約数ペア:

[(1, 84804940), (2, 42402470), (4, 21201235), (5, 16960988), (10, 8480494), (11, 7709540), (20, 4240247), (22, 3854770), (44, 1927385), (55, 1541908), (110, 770954), (220, 385477), (269, 315260), (538, 157630), (1076, 78815), (1345, 63052), (1433, 59180), (2690, 31526), (2866, 29590), (2959, 28660), (5380, 15763), (5732, 14795), (5918, 14330), (7165, 11836)]