20131318340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{182713}}^1$

素因数の和:183516

約数の個数: 48

約数和(自身を含む): 48376820352

約数和(自身を除く): 28245502012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 787, 1574, 3148, 3935, 5509, 7870, 11018, 15740, 22036, 27545, 55090, 110180, 182713, 365426, 730852, 913565, 1278991, 1827130, 2557982, 3654260, 5115964, 6394955, 12789910, 25579820, 143795131, 287590262, 575180524, 718975655, 1006565917, 1437951310, 2013131834, 2875902620, 4026263668, 5032829585, 10065659170, 20131318340]

約数ペア:

[(1, 20131318340), (2, 10065659170), (4, 5032829585), (5, 4026263668), (7, 2875902620), (10, 2013131834), (14, 1437951310), (20, 1006565917), (28, 718975655), (35, 575180524), (70, 287590262), (140, 143795131), (787, 25579820), (1574, 12789910), (3148, 6394955), (3935, 5115964), (5509, 3654260), (7870, 2557982), (11018, 1827130), (15740, 1278991), (22036, 913565), (27545, 730852), (55090, 365426), (110180, 182713)]