214587890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{62929}}^1$

素因数の和:62978

約数の個数: 32

約数和(自身を含む): 434972160

約数和(自身を除く): 220384270

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 62929, 125858, 314645, 629290, 692219, 1384438, 1950799, 3461095, 3901598, 6922190, 9753995, 19507990, 21458789, 42917578, 107293945, 214587890]

約数ペア:

[(1, 214587890), (2, 107293945), (5, 42917578), (10, 21458789), (11, 19507990), (22, 9753995), (31, 6922190), (55, 3901598), (62, 3461095), (110, 1950799), (155, 1384438), (310, 692219), (341, 629290), (682, 314645), (1705, 125858), (3410, 62929)]