20185564260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{400031}}^1$

素因数の和:400101

約数の個数: 72

約数和(自身を含む): 58535882496

約数和(自身を除く): 38350318236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 841, 870, 1682, 1740, 2523, 3364, 4205, 5046, 8410, 10092, 12615, 16820, 25230, 50460, 400031, 800062, 1200093, 1600124, 2000155, 2400186, 4000310, 4800372, 6000465, 8000620, 11600899, 12000930, 23201798, 24001860, 34802697, 46403596, 58004495, 69605394, 116008990, 139210788, 174013485, 232017980, 336426071, 348026970, 672852142, 696053940, 1009278213, 1345704284, 1682130355, 2018556426, 3364260710, 4037112852, 5046391065, 6728521420, 10092782130, 20185564260]

約数ペア:

[(1, 20185564260), (2, 10092782130), (3, 6728521420), (4, 5046391065), (5, 4037112852), (6, 3364260710), (10, 2018556426), (12, 1682130355), (15, 1345704284), (20, 1009278213), (29, 696053940), (30, 672852142), (58, 348026970), (60, 336426071), (87, 232017980), (116, 174013485), (145, 139210788), (174, 116008990), (290, 69605394), (348, 58004495), (435, 46403596), (580, 34802697), (841, 24001860), (870, 23201798), (1682, 12000930), (1740, 11600899), (2523, 8000620), (3364, 6000465), (4205, 4800372), (5046, 4000310), (8410, 2400186), (10092, 2000155), (12615, 1600124), (16820, 1200093), (25230, 800062), (50460, 400031)]