27940147220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{55439}}^1$

素因数の和:55784

約数の個数: 48

約数和(自身を含む): 59460065280

約数和(自身を除く): 31519918060

約数列:

[1, 2, 4, 5, 10, 20, 113, 223, 226, 446, 452, 565, 892, 1115, 1130, 2230, 2260, 4460, 25199, 50398, 55439, 100796, 110878, 125995, 221756, 251990, 277195, 503980, 554390, 1108780, 6264607, 12362897, 12529214, 24725794, 25058428, 31323035, 49451588, 61814485, 62646070, 123628970, 125292140, 247257940, 1397007361, 2794014722, 5588029444, 6985036805, 13970073610, 27940147220]

約数ペア:

[(1, 27940147220), (2, 13970073610), (4, 6985036805), (5, 5588029444), (10, 2794014722), (20, 1397007361), (113, 247257940), (223, 125292140), (226, 123628970), (446, 62646070), (452, 61814485), (565, 49451588), (892, 31323035), (1115, 25058428), (1130, 24725794), (2230, 12529214), (2260, 12362897), (4460, 6264607), (25199, 1108780), (50398, 554390), (55439, 503980), (100796, 277195), (110878, 251990), (125995, 221756)]