2013457940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1871}}^1\times {\mathrm{4139}}^1$

素因数の和:6032

約数の個数: 48

約数和(自身を含む): 4557047040

約数和(自身を除く): 2543589100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1871, 3742, 4139, 7484, 8278, 9355, 16556, 18710, 20695, 24323, 37420, 41390, 48646, 53807, 82780, 97292, 107614, 121615, 215228, 243230, 269035, 486460, 538070, 1076140, 7744069, 15488138, 30976276, 38720345, 77440690, 100672897, 154881380, 201345794, 402691588, 503364485, 1006728970, 2013457940]

約数ペア:

[(1, 2013457940), (2, 1006728970), (4, 503364485), (5, 402691588), (10, 201345794), (13, 154881380), (20, 100672897), (26, 77440690), (52, 38720345), (65, 30976276), (130, 15488138), (260, 7744069), (1871, 1076140), (3742, 538070), (4139, 486460), (7484, 269035), (8278, 243230), (9355, 215228), (16556, 121615), (18710, 107614), (20695, 97292), (24323, 82780), (37420, 53807), (41390, 48646)]