1217362540

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1\times {\mathrm{919}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 2587334400

約数和(自身を除く): 1369971860

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 619, 919, 1070, 1238, 1838, 2140, 2476, 3095, 3676, 4595, 6190, 9190, 12380, 18380, 66233, 98333, 132466, 196666, 264932, 331165, 393332, 491665, 568861, 662330, 983330, 1137722, 1324660, 1966660, 2275444, 2844305, 5688610, 11377220, 60868127, 121736254, 243472508, 304340635, 608681270, 1217362540]

約数ペア:

[(1, 1217362540), (2, 608681270), (4, 304340635), (5, 243472508), (10, 121736254), (20, 60868127), (107, 11377220), (214, 5688610), (428, 2844305), (535, 2275444), (619, 1966660), (919, 1324660), (1070, 1137722), (1238, 983330), (1838, 662330), (2140, 568861), (2476, 491665), (3095, 393332), (3676, 331165), (4595, 264932), (6190, 196666), (9190, 132466), (12380, 98333), (18380, 66233)]