57040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:67

約数の個数: 40

約数和(自身を含む): 142848

約数和(自身を除く): 85808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2852, 3565, 5704, 7130, 11408, 14260, 28520, 57040]

約数ペア:

[(1, 57040), (2, 28520), (4, 14260), (5, 11408), (8, 7130), (10, 5704), (16, 3565), (20, 2852), (23, 2480), (31, 1840), (40, 1426), (46, 1240), (62, 920), (80, 713), (92, 620), (115, 496), (124, 460), (155, 368), (184, 310), (230, 248)]