1775920

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:373

約数の個数: 40

約数和(自身を含む): 4196160

約数和(自身を除く): 2420240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 281, 316, 395, 562, 632, 790, 1124, 1264, 1405, 1580, 2248, 2810, 3160, 4496, 5620, 6320, 11240, 22199, 22480, 44398, 88796, 110995, 177592, 221990, 355184, 443980, 887960, 1775920]

約数ペア:

[(1, 1775920), (2, 887960), (4, 443980), (5, 355184), (8, 221990), (10, 177592), (16, 110995), (20, 88796), (40, 44398), (79, 22480), (80, 22199), (158, 11240), (281, 6320), (316, 5620), (395, 4496), (562, 3160), (632, 2810), (790, 2248), (1124, 1580), (1264, 1405)]