421276370

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^2\times {\mathrm{137}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 787442904

約数和(自身を除く): 366166534

約数列:

[1, 2, 5, 10, 61, 71, 122, 137, 142, 274, 305, 355, 610, 685, 710, 1370, 4331, 5041, 8357, 8662, 9727, 10082, 16714, 19454, 21655, 25205, 41785, 43310, 48635, 50410, 83570, 97270, 307501, 593347, 615002, 690617, 1186694, 1381234, 1537505, 2966735, 3075010, 3453085, 5933470, 6906170, 42127637, 84255274, 210638185, 421276370]

約数ペア:

[(1, 421276370), (2, 210638185), (5, 84255274), (10, 42127637), (61, 6906170), (71, 5933470), (122, 3453085), (137, 3075010), (142, 2966735), (274, 1537505), (305, 1381234), (355, 1186694), (610, 690617), (685, 615002), (710, 593347), (1370, 307501), (4331, 97270), (5041, 83570), (8357, 50410), (8662, 48635), (9727, 43310), (10082, 41785), (16714, 25205), (19454, 21655)]