40624640

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{2267}}^1$

素因数の和:2297

約数の個数: 80

約数和(自身を含む): 111367872

約数和(自身を除く): 70743232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2267, 2560, 3584, 4480, 4534, 8960, 9068, 11335, 15869, 17920, 18136, 22670, 31738, 36272, 45340, 63476, 72544, 79345, 90680, 126952, 145088, 158690, 181360, 253904, 290176, 317380, 362720, 507808, 580352, 634760, 725440, 1015616, 1160704, 1269520, 1450880, 2031232, 2539040, 2901760, 4062464, 5078080, 5803520, 8124928, 10156160, 20312320, 40624640]

約数ペア:

[(1, 40624640), (2, 20312320), (4, 10156160), (5, 8124928), (7, 5803520), (8, 5078080), (10, 4062464), (14, 2901760), (16, 2539040), (20, 2031232), (28, 1450880), (32, 1269520), (35, 1160704), (40, 1015616), (56, 725440), (64, 634760), (70, 580352), (80, 507808), (112, 362720), (128, 317380), (140, 290176), (160, 253904), (224, 181360), (256, 158690), (280, 145088), (320, 126952), (448, 90680), (512, 79345), (560, 72544), (640, 63476), (896, 45340), (1120, 36272), (1280, 31738), (1792, 22670), (2240, 18136), (2267, 17920), (2560, 15869), (3584, 11335), (4480, 9068), (4534, 8960)]