40650880

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3343}}^1$

素因数の和:3381

約数の個数: 64

約数和(自身を含む): 102326400

約数和(自身を除く): 61675520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 3343, 6080, 6686, 12160, 13372, 16715, 26744, 33430, 53488, 63517, 66860, 106976, 127034, 133720, 213952, 254068, 267440, 317585, 427904, 508136, 534880, 635170, 1016272, 1069760, 1270340, 2032544, 2139520, 2540680, 4065088, 5081360, 8130176, 10162720, 20325440, 40650880]

約数ペア:

[(1, 40650880), (2, 20325440), (4, 10162720), (5, 8130176), (8, 5081360), (10, 4065088), (16, 2540680), (19, 2139520), (20, 2032544), (32, 1270340), (38, 1069760), (40, 1016272), (64, 635170), (76, 534880), (80, 508136), (95, 427904), (128, 317585), (152, 267440), (160, 254068), (190, 213952), (304, 133720), (320, 127034), (380, 106976), (608, 66860), (640, 63517), (760, 53488), (1216, 33430), (1520, 26744), (2432, 16715), (3040, 13372), (3343, 12160), (6080, 6686)]