2454420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2184

約数の個数: 48

約数和(自身を含む): 7237440

約数和(自身を除く): 4783020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 2153, 4306, 6459, 8612, 10765, 12918, 21530, 25836, 32295, 40907, 43060, 64590, 81814, 122721, 129180, 163628, 204535, 245442, 409070, 490884, 613605, 818140, 1227210, 2454420]

約数ペア:

[(1, 2454420), (2, 1227210), (3, 818140), (4, 613605), (5, 490884), (6, 409070), (10, 245442), (12, 204535), (15, 163628), (19, 129180), (20, 122721), (30, 81814), (38, 64590), (57, 43060), (60, 40907), (76, 32295), (95, 25836), (114, 21530), (190, 12918), (228, 10765), (285, 8612), (380, 6459), (570, 4306), (1140, 2153)]