40291264940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2309}}^1\times {\mathrm{14303}}^1$

素因数の和:16682

約数の個数: 48

約数和(自身を含む): 86041992960

約数和(自身を除く): 45750728020

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2309, 4618, 9236, 11545, 14303, 23090, 28606, 46180, 57212, 71515, 140849, 143030, 281698, 286060, 563396, 704245, 872483, 1408490, 1744966, 2816980, 3489932, 4362415, 8724830, 17449660, 33025627, 66051254, 132102508, 165128135, 330256270, 660512540, 2014563247, 4029126494, 8058252988, 10072816235, 20145632470, 40291264940]

約数ペア:

[(1, 40291264940), (2, 20145632470), (4, 10072816235), (5, 8058252988), (10, 4029126494), (20, 2014563247), (61, 660512540), (122, 330256270), (244, 165128135), (305, 132102508), (610, 66051254), (1220, 33025627), (2309, 17449660), (4618, 8724830), (9236, 4362415), (11545, 3489932), (14303, 2816980), (23090, 1744966), (28606, 1408490), (46180, 872483), (57212, 704245), (71515, 563396), (140849, 286060), (143030, 281698)]