40541680

素因数分解:

$2^4\times 5^1\times {\mathrm{659}}^1\times {\mathrm{769}}^1$

素因数の和:1441

約数の個数: 40

約数和(自身を含む): 94525200

約数和(自身を除く): 53983520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 659, 769, 1318, 1538, 2636, 3076, 3295, 3845, 5272, 6152, 6590, 7690, 10544, 12304, 13180, 15380, 26360, 30760, 52720, 61520, 506771, 1013542, 2027084, 2533855, 4054168, 5067710, 8108336, 10135420, 20270840, 40541680]

約数ペア:

[(1, 40541680), (2, 20270840), (4, 10135420), (5, 8108336), (8, 5067710), (10, 4054168), (16, 2533855), (20, 2027084), (40, 1013542), (80, 506771), (659, 61520), (769, 52720), (1318, 30760), (1538, 26360), (2636, 15380), (3076, 13180), (3295, 12304), (3845, 10544), (5272, 7690), (6152, 6590)]