1955160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5431}}^1$

素因数の和:5448

約数の個数: 48

約数和(自身を含む): 6355440

約数和(自身を除く): 4400280

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, 5431, 10862, 16293, 21724, 27155, 32586, 43448, 48879, 54310, 65172, 81465, 97758, 108620, 130344, 162930, 195516, 217240, 244395, 325860, 391032, 488790, 651720, 977580, 1955160]

約数ペア:

[(1, 1955160), (2, 977580), (3, 651720), (4, 488790), (5, 391032), (6, 325860), (8, 244395), (9, 217240), (10, 195516), (12, 162930), (15, 130344), (18, 108620), (20, 97758), (24, 81465), (30, 65172), (36, 54310), (40, 48879), (45, 43448), (60, 32586), (72, 27155), (90, 21724), (120, 16293), (180, 10862), (360, 5431)]