1378339360

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277891}}^1$

素因数の和:277937

約数の個数: 48

約数和(自身を含む): 3361381632

約数和(自身を除く): 1983042272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 277891, 555782, 1111564, 1389455, 2223128, 2778910, 4446256, 5557820, 8614621, 8892512, 11115640, 17229242, 22231280, 34458484, 43073105, 44462560, 68916968, 86146210, 137833936, 172292420, 275667872, 344584840, 689169680, 1378339360]

約数ペア:

[(1, 1378339360), (2, 689169680), (4, 344584840), (5, 275667872), (8, 172292420), (10, 137833936), (16, 86146210), (20, 68916968), (31, 44462560), (32, 43073105), (40, 34458484), (62, 22231280), (80, 17229242), (124, 11115640), (155, 8892512), (160, 8614621), (248, 5557820), (310, 4446256), (496, 2778910), (620, 2223128), (992, 1389455), (1240, 1111564), (2480, 555782), (4960, 277891)]