13815671980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1697257}}^1$

素因数の和:1697314

約数の個数: 48

約数和(自身を含む): 32505885216

約数和(自身を除く): 18690213236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 1697257, 3394514, 6789028, 8486285, 16972570, 18669827, 33945140, 37339654, 62798509, 74679308, 93349135, 125597018, 186698270, 251194036, 313992545, 373396540, 627985090, 690783599, 1255970180, 1381567198, 2763134396, 3453917995, 6907835990, 13815671980]

約数ペア:

[(1, 13815671980), (2, 6907835990), (4, 3453917995), (5, 2763134396), (10, 1381567198), (11, 1255970180), (20, 690783599), (22, 627985090), (37, 373396540), (44, 313992545), (55, 251194036), (74, 186698270), (110, 125597018), (148, 93349135), (185, 74679308), (220, 62798509), (370, 37339654), (407, 33945140), (740, 18669827), (814, 16972570), (1628, 8486285), (2035, 6789028), (4070, 3394514), (8140, 1697257)]