42239920

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1879}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 98609760

約数和(自身を除く): 56369840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 1879, 2248, 2810, 3758, 4496, 5620, 7516, 9395, 11240, 15032, 18790, 22480, 30064, 37580, 75160, 150320, 527999, 1055998, 2111996, 2639995, 4223992, 5279990, 8447984, 10559980, 21119960, 42239920]

約数ペア:

[(1, 42239920), (2, 21119960), (4, 10559980), (5, 8447984), (8, 5279990), (10, 4223992), (16, 2639995), (20, 2111996), (40, 1055998), (80, 527999), (281, 150320), (562, 75160), (1124, 37580), (1405, 30064), (1879, 22480), (2248, 18790), (2810, 15032), (3758, 11240), (4496, 9395), (5620, 7516)]