120918320

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{2213}}^1$

素因数の和:2909

約数の個数: 40

約数和(自身を含む): 281673936

約数和(自身を除く): 160755616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1366, 2213, 2732, 3415, 4426, 5464, 6830, 8852, 10928, 11065, 13660, 17704, 22130, 27320, 35408, 44260, 54640, 88520, 177040, 1511479, 3022958, 6045916, 7557395, 12091832, 15114790, 24183664, 30229580, 60459160, 120918320]

約数ペア:

[(1, 120918320), (2, 60459160), (4, 30229580), (5, 24183664), (8, 15114790), (10, 12091832), (16, 7557395), (20, 6045916), (40, 3022958), (80, 1511479), (683, 177040), (1366, 88520), (2213, 54640), (2732, 44260), (3415, 35408), (4426, 27320), (5464, 22130), (6830, 17704), (8852, 13660), (10928, 11065)]