40725120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{21211}}^1$

素因数の和:21233

約数の個数: 64

約数和(自身を含む): 129817440

約数和(自身を除く): 89092320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 21211, 42422, 63633, 84844, 106055, 127266, 169688, 212110, 254532, 318165, 339376, 424220, 509064, 636330, 678752, 848440, 1018128, 1272660, 1357504, 1696880, 2036256, 2545320, 2715008, 3393760, 4072512, 5090640, 6787520, 8145024, 10181280, 13575040, 20362560, 40725120]

約数ペア:

[(1, 40725120), (2, 20362560), (3, 13575040), (4, 10181280), (5, 8145024), (6, 6787520), (8, 5090640), (10, 4072512), (12, 3393760), (15, 2715008), (16, 2545320), (20, 2036256), (24, 1696880), (30, 1357504), (32, 1272660), (40, 1018128), (48, 848440), (60, 678752), (64, 636330), (80, 509064), (96, 424220), (120, 339376), (128, 318165), (160, 254532), (192, 212110), (240, 169688), (320, 127266), (384, 106055), (480, 84844), (640, 63633), (960, 42422), (1920, 21211)]