1638960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6829}}^1$

素因数の和:6845

約数の個数: 40

約数和(自身を含む): 5081520

約数和(自身を除く): 3442560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6829, 13658, 20487, 27316, 34145, 40974, 54632, 68290, 81948, 102435, 109264, 136580, 163896, 204870, 273160, 327792, 409740, 546320, 819480, 1638960]

約数ペア:

[(1, 1638960), (2, 819480), (3, 546320), (4, 409740), (5, 327792), (6, 273160), (8, 204870), (10, 163896), (12, 136580), (15, 109264), (16, 102435), (20, 81948), (24, 68290), (30, 54632), (40, 40974), (48, 34145), (60, 27316), (80, 20487), (120, 13658), (240, 6829)]