1881720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5227}}^1$

素因数の和:5244

約数の個数: 48

約数和(自身を含む): 6116760

約数和(自身を除く): 4235040

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, 5227, 10454, 15681, 20908, 26135, 31362, 41816, 47043, 52270, 62724, 78405, 94086, 104540, 125448, 156810, 188172, 209080, 235215, 313620, 376344, 470430, 627240, 940860, 1881720]

約数ペア:

[(1, 1881720), (2, 940860), (3, 627240), (4, 470430), (5, 376344), (6, 313620), (8, 235215), (9, 209080), (10, 188172), (12, 156810), (15, 125448), (18, 104540), (20, 94086), (24, 78405), (30, 62724), (36, 52270), (40, 47043), (45, 41816), (60, 31362), (72, 26135), (90, 20908), (120, 15681), (180, 10454), (360, 5227)]