630500164

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{1327}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 1285079040

約数和(自身を除く): 654578876

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 239, 284, 478, 497, 956, 994, 1327, 1673, 1988, 2654, 3346, 5308, 6692, 9289, 16969, 18578, 33938, 37156, 67876, 94217, 118783, 188434, 237566, 317153, 376868, 475132, 634306, 659519, 1268612, 1319038, 2220071, 2638076, 4440142, 8880284, 22517863, 45035726, 90071452, 157625041, 315250082, 630500164]

約数ペア:

[(1, 630500164), (2, 315250082), (4, 157625041), (7, 90071452), (14, 45035726), (28, 22517863), (71, 8880284), (142, 4440142), (239, 2638076), (284, 2220071), (478, 1319038), (497, 1268612), (956, 659519), (994, 634306), (1327, 475132), (1673, 376868), (1988, 317153), (2654, 237566), (3346, 188434), (5308, 118783), (6692, 94217), (9289, 67876), (16969, 37156), (18578, 33938)]