1461200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:312

約数の個数: 60

約数和(自身を含む): 3794028

約数和(自身を除く): 2332828

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 281, 325, 400, 520, 562, 650, 1040, 1124, 1300, 1405, 2248, 2600, 2810, 3653, 4496, 5200, 5620, 7025, 7306, 11240, 14050, 14612, 18265, 22480, 28100, 29224, 36530, 56200, 58448, 73060, 91325, 112400, 146120, 182650, 292240, 365300, 730600, 1461200]

約数ペア:

[(1, 1461200), (2, 730600), (4, 365300), (5, 292240), (8, 182650), (10, 146120), (13, 112400), (16, 91325), (20, 73060), (25, 58448), (26, 56200), (40, 36530), (50, 29224), (52, 28100), (65, 22480), (80, 18265), (100, 14612), (104, 14050), (130, 11240), (200, 7306), (208, 7025), (260, 5620), (281, 5200), (325, 4496), (400, 3653), (520, 2810), (562, 2600), (650, 2248), (1040, 1405), (1124, 1300)]