202270720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19753}}^1$

素因数の和:19780

約数の個数: 48

約数和(自身を含む): 485355780

約数和(自身を除く): 283085060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 19753, 39506, 79012, 98765, 158024, 197530, 316048, 395060, 632096, 790120, 1264192, 1580240, 2528384, 3160480, 5056768, 6320960, 10113536, 12641920, 20227072, 25283840, 40454144, 50567680, 101135360, 202270720]

約数ペア:

[(1, 202270720), (2, 101135360), (4, 50567680), (5, 40454144), (8, 25283840), (10, 20227072), (16, 12641920), (20, 10113536), (32, 6320960), (40, 5056768), (64, 3160480), (80, 2528384), (128, 1580240), (160, 1264192), (256, 790120), (320, 632096), (512, 395060), (640, 316048), (1024, 197530), (1280, 158024), (2048, 98765), (2560, 79012), (5120, 39506), (10240, 19753)]