2175620.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1297}}^1$

素因数の和:1744

約数の個数: 48

約数和(自身を含む): 188407296

約数和(自身を除く): 110146316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 431, 862, 1297, 1724, 2155, 2594, 3017, 4310, 5188, 6034, 6485, 8620, 9079, 12068, 12970, 15085, 18158, 25940, 30170, 36316, 45395, 60340, 90790, 181580, 559007, 1118014, 2236028, 2795035, 3913049, 5590070, 7826098, 11180140, 15652196, 19565245, 39130490, 78260980]

約数ペア:

[(1, 78260980), (2, 39130490), (4, 19565245), (5, 15652196), (7, 11180140), (10, 7826098), (14, 5590070), (20, 3913049), (28, 2795035), (35, 2236028), (70, 1118014), (140, 559007), (431, 181580), (862, 90790), (1297, 60340), (1724, 45395), (2155, 36316), (2594, 30170), (3017, 25940), (4310, 18158), (5188, 15085), (6034, 12970), (6485, 12068), (8620, 9079)]