19590840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{54419}}^1$

素因数の和:54436

約数の個数: 48

約数和(自身を含む): 63671400

約数和(自身を除く): 44080560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54419, 108838, 163257, 217676, 272095, 326514, 435352, 489771, 544190, 653028, 816285, 979542, 1088380, 1306056, 1632570, 1959084, 2176760, 2448855, 3265140, 3918168, 4897710, 6530280, 9795420, 19590840]

約数ペア:

[(1, 19590840), (2, 9795420), (3, 6530280), (4, 4897710), (5, 3918168), (6, 3265140), (8, 2448855), (9, 2176760), (10, 1959084), (12, 1632570), (15, 1306056), (18, 1088380), (20, 979542), (24, 816285), (30, 653028), (36, 544190), (40, 489771), (45, 435352), (60, 326514), (72, 272095), (90, 217676), (120, 163257), (180, 108838), (360, 54419)]