12804320

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 30663360

約数和(自身を除く): 17859040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1013, 1264, 1580, 2026, 2528, 3160, 4052, 5065, 6320, 8104, 10130, 12640, 16208, 20260, 32416, 40520, 80027, 81040, 160054, 162080, 320108, 400135, 640216, 800270, 1280432, 1600540, 2560864, 3201080, 6402160, 12804320]

約数ペア:

[(1, 12804320), (2, 6402160), (4, 3201080), (5, 2560864), (8, 1600540), (10, 1280432), (16, 800270), (20, 640216), (32, 400135), (40, 320108), (79, 162080), (80, 160054), (158, 81040), (160, 80027), (316, 40520), (395, 32416), (632, 20260), (790, 16208), (1013, 12640), (1264, 10130), (1580, 8104), (2026, 6320), (2528, 5065), (3160, 4052)]