1381300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{727}}^1$

素因数の和:760

約数の個数: 36

約数和(自身を含む): 3159520

約数和(自身を除く): 1778220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 727, 950, 1454, 1900, 2908, 3635, 7270, 13813, 14540, 18175, 27626, 36350, 55252, 69065, 72700, 138130, 276260, 345325, 690650, 1381300]

約数ペア:

[(1, 1381300), (2, 690650), (4, 345325), (5, 276260), (10, 138130), (19, 72700), (20, 69065), (25, 55252), (38, 36350), (50, 27626), (76, 18175), (95, 14540), (100, 13813), (190, 7270), (380, 3635), (475, 2908), (727, 1900), (950, 1454)]