40389460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{839}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 88905600

約数和(自身を除く): 48516140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 83, 116, 145, 166, 290, 332, 415, 580, 830, 839, 1660, 1678, 2407, 3356, 4195, 4814, 8390, 9628, 12035, 16780, 24070, 24331, 48140, 48662, 69637, 97324, 121655, 139274, 243310, 278548, 348185, 486620, 696370, 1392740, 2019473, 4038946, 8077892, 10097365, 20194730, 40389460]

約数ペア:

[(1, 40389460), (2, 20194730), (4, 10097365), (5, 8077892), (10, 4038946), (20, 2019473), (29, 1392740), (58, 696370), (83, 486620), (116, 348185), (145, 278548), (166, 243310), (290, 139274), (332, 121655), (415, 97324), (580, 69637), (830, 48662), (839, 48140), (1660, 24331), (1678, 24070), (2407, 16780), (3356, 12035), (4195, 9628), (4814, 8390)]