202067420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 451513440

約数和(自身を除く): 249446020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 269, 284, 355, 460, 529, 538, 710, 1058, 1076, 1345, 1420, 1633, 2116, 2645, 2690, 3266, 5290, 5380, 6187, 6532, 8165, 10580, 12374, 16330, 19099, 24748, 30935, 32660, 37559, 38198, 61870, 75118, 76396, 95495, 123740, 142301, 150236, 187795, 190990, 284602, 375590, 381980, 439277, 569204, 711505, 751180, 878554, 1423010, 1757108, 2196385, 2846020, 4392770, 8785540, 10103371, 20206742, 40413484, 50516855, 101033710, 202067420]

約数ペア:

[(1, 202067420), (2, 101033710), (4, 50516855), (5, 40413484), (10, 20206742), (20, 10103371), (23, 8785540), (46, 4392770), (71, 2846020), (92, 2196385), (115, 1757108), (142, 1423010), (230, 878554), (269, 751180), (284, 711505), (355, 569204), (460, 439277), (529, 381980), (538, 375590), (710, 284602), (1058, 190990), (1076, 187795), (1345, 150236), (1420, 142301), (1633, 123740), (2116, 95495), (2645, 76396), (2690, 75118), (3266, 61870), (5290, 38198), (5380, 37559), (6187, 32660), (6532, 30935), (8165, 24748), (10580, 19099), (12374, 16330)]